{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,15]],"date-time":"2026-10-15T00:34:13Z","timestamp":1792024453468,"version":"4.4.0"},"reference-count":10,"publisher":"Elsevier BV","issue":"11","license":[{"start":{"date-parts":[[2004,11,1]],"date-time":"2004-11-01T00:00:00Z","timestamp":1099267200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2023,2,9]],"date-time":"2023-02-09T00:00:00Z","timestamp":1675900800000},"content-version":"vor","delay-in-days":6674,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["The Journal of Nutrition"],"published-print":{"date-parts":[[2004,11]]},"DOI":"10.1093\/jn\/134.11.3127","type":"journal-article","created":{"date-parts":[[2018,1,22]],"date-time":"2018-01-22T02:03:16Z","timestamp":1516586596000},"page":"3127-3132","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":489,"title":["Combined Measurement of Ferritin, Soluble Transferrin Receptor, Retinol Binding Protein, and C-Reactive Protein by an Inexpensive, Sensitive, and Simple Sandwich Enzyme-Linked Immunosorbent Assay Technique"],"prefix":"10.1016","volume":"134","author":[{"given":"Juergen G.","family":"Erhardt","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John E.","family":"Estes","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christine M.","family":"Pfeiffer","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hans K.","family":"Biesalski","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Neal E.","family":"Craft","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1093\/jn\/134.11.3127_bib1","doi-asserted-by":"crossref","first-page":"1040","DOI":"10.1096\/fasebj.10.9.8801165","article-title":"The contribution of vitamin A to public health","volume":"10","author":"Underwood","year":"1996","journal-title":"FASEB J"},{"key":"10.1093\/jn\/134.11.3127_bib2","unstructured":"WHO\/UNICEF\/UNU (1998) Iron Deficiency Anemia: Prevention Assessment and Control. Report of a Joint WHO\/UNICEF\/UNU Consultation. World Health Organization, Geneva, Switzerland."},{"key":"10.1093\/jn\/134.11.3127_bib3","doi-asserted-by":"crossref","first-page":"3359","DOI":"10.1182\/blood-2002-10-3071","article-title":"The quantitative assessment of body iron","volume":"101","author":"Cook","year":"2003","journal-title":"Blood"},{"key":"10.1093\/jn\/134.11.3127_bib4","doi-asserted-by":"crossref","first-page":"594","DOI":"10.1093\/ajcn\/73.3.594","article-title":"Retinol binding protein as a surrogate measure for serum retinol: studies in vitamin A-deficient children from the Republic of the Marshall Islands","volume":"73","author":"Gamble","year":"2001","journal-title":"Am. J. Clin. Nutr"},{"key":"10.1093\/jn\/134.11.3127_bib5","unstructured":"World Health Organization (1994) Indicators for assessing vitamin A deficiency and their application in monitoring and evaluating intervention programs. Report of a joint WHO\/UNICEF consultation. WHO, Geneva, Switzerland."},{"key":"10.1093\/jn\/134.11.3127_bib6","doi-asserted-by":"crossref","first-page":"1237","DOI":"10.1093\/ajcn\/67.6.1237","article-title":"Hyporetinolemia, illness symptoms, and acute phase protein response in pregnant women with and without night blindness","volume":"67","author":"Christian","year":"1998","journal-title":"Am. J. Clin. Nutr"},{"key":"10.1093\/jn\/134.11.3127_bib7","doi-asserted-by":"crossref","first-page":"2052","DOI":"10.1016\/S0140-6736(03)15099-4","article-title":"Effects of subclinical infection on plasma retinol concentrations and assessment of prevalence of vitamin A deficiency: meta-analysis","volume":"362","author":"Thurnham","year":"2003","journal-title":"Lancet"},{"key":"10.1093\/jn\/134.11.3127_bib8","doi-asserted-by":"crossref","first-page":"1649S","DOI":"10.1093\/jn\/133.5.1649S","article-title":"Assessing micronutrient status in the presence of inflammation","volume":"133","author":"Tomkins","year":"2003","journal-title":"J. Nutr"},{"key":"10.1093\/jn\/134.11.3127_bib9","doi-asserted-by":"crossref","first-page":"3061","DOI":"10.1093\/jn\/131.10.3061","article-title":"Estimation of the effect of the acute phase response on indicators of micronutrient status in Indonesian infants","volume":"132","author":"Wieringa","year":"2002","journal-title":"J. Nutr"},{"key":"10.1093\/jn\/134.11.3127_bib10","doi-asserted-by":"crossref","first-page":"307","DOI":"10.1016\/S0140-6736(86)90837-8","article-title":"Statistical methods for assessing agreement between two methods of clinical measurement","volume":"1","author":"Bland","year":"1986","journal-title":"Lancet"}],"container-title":["The Journal of Nutrition"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0022316623029000?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0022316623029000?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/academic.oup.com\/jn\/article-pdf\/134\/11\/3127\/24040678\/z4w01104003127.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,6,12]],"date-time":"2023-06-12T20:43:07Z","timestamp":1686602587000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0022316623029000"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2004,11]]},"references-count":10,"journal-issue":{"issue":"11","published-print":{"date-parts":[[2004,11]]}},"alternative-id":["S0022316623029000"],"URL":"https:\/\/doi.org\/10.1093\/jn\/134.11.3127","relation":{},"ISSN":["0022-3166"],"issn-type":[{"value":"0022-3166","type":"print"}],"subject":[],"published":{"date-parts":[[2004,11]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Combined Measurement of Ferritin, Soluble Transferrin Receptor, Retinol Binding Protein, and C-Reactive Protein by an Inexpensive, Sensitive, and Simple Sandwich Enzyme-Linked Immunosorbent Assay Technique","name":"articletitle","label":"Article Title"},{"value":"The Journal of Nutrition","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1093\/jn\/134.11.3127","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"Copyright \u00a9 2004 American Society for Nutrition. Published by Elsevier Inc. All rights reserved.","name":"copyright","label":"Copyright"}]}}