{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,20]],"date-time":"2026-10-20T22:06:50Z","timestamp":1792534010908,"version":"4.5.0"},"reference-count":37,"publisher":"Massachusetts Medical Society","issue":"6","license":[{"start":{"date-parts":[[2024,8,8]],"date-time":"2024-08-08T00:00:00Z","timestamp":1723075200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/www.nejmgroup.org\/legal\/terms-of-use.htm"}],"funder":[{"DOI":"10.13039\/100005205","name":"Janssen Research & Development, LLC","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100005205","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["N Engl J Med"],"published-print":{"date-parts":[[2024,8,8]]},"DOI":"10.1056\/nejmoa2314466","type":"journal-article","created":{"date-parts":[[2024,8,7]],"date-time":"2024-08-07T21:00:41Z","timestamp":1723064441000},"page":"526-537","source":"Crossref","is-referenced-by-count":117,"title":["Nipocalimab in Early-Onset Severe Hemolytic Disease of the Fetus and Newborn"],"prefix":"10.1056","volume":"391","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-5028-8426","authenticated-orcid":false,"suffix":"Jr.","given":"Kenneth J.","family":"Moise","sequence":"first","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Leona E.","family":"Ling","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dick","family":"Oepkes","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Eleonor","family":"Tiblad","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"E.J.T. Joanne","family":"Verweij","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Enrico","family":"Lopriore","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John","family":"Smoleniec","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ulrich J.","family":"Sachs","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gregor","family":"Bein","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9987-4223","authenticated-orcid":false,"given":"Mark D.","family":"Kilby","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Russell S.","family":"Miller","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Roland","family":"Devlieger","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fran\u00e7ois","family":"Audibert","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stephen P.","family":"Emery","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kara","family":"Markham","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mary E.","family":"Norton","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Olga","family":"Oc\u00f3n-Hern\u00e1ndez","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pranav","family":"Pandya","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Leonardo","family":"Pereira","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Robert M.","family":"Silver","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rory","family":"Windrim","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., S.S.-K., Y.K.); the Departments of Obstetrics (D.O., E.J.T.J.V.) and Pediatrics (E.L.), Leiden University Medical Center, Leiden, the Netherlands; the Clinical Epidemiology Division, Department of Medicine Solna, Karolinska Institutet, Stockholm (E.T.); the Feto-Maternal Unit, Liverpool Hospital, Liverpool, NSW, Australia (J.S.); the Institute for Clinical Immunology and Transfusion Medicine, Justus Liebig University (U.J.S., G.B.), and the Department of Thrombosis and Hemostasis, Giessen University Hospital (U.J.S.) \u2014 both in Giessen, Germany; the University of Birmingham and the Fetal Medicine Center, Birmingham Women\u2019s and Children\u2019s NHS Foundation Trust, Birmingham (M.D.K.), and University College London Hospitals NHS Foundation Trust, London (P.P.) \u2014 all in the Unit..."}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"James B.","family":"Streisand","sequence":"additional","affiliation":[{"name":"From Dell Medical School, University of Texas at Austin, and the Comprehensive Fetal Care Center, Dell Children\u2019s Medical Center \u2014 both in Austin (K.J.M.); Janssen Pharmaceuticals, Cambridge, MA (L.E.L., J.H.L., A.M., V.S., L.B.S., M.L.T., 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