{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,17]],"date-time":"2026-06-17T16:59:54Z","timestamp":1781715594916,"version":"3.54.5"},"reference-count":6,"publisher":"Norwegian Medical Association","issue":"9","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Tidsskr Nor Legeforen","Tidsskriftet"],"DOI":"10.4045\/tidsskr.19.0589","type":"journal-article","created":{"date-parts":[[2020,6,17]],"date-time":"2020-06-17T08:38:17Z","timestamp":1592383097000},"source":"Crossref","is-referenced-by-count":1,"title":["Assessment of cobalamin status"],"prefix":"10.4045","volume":"140","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9232-2503","authenticated-orcid":false,"given":"Anne-Lise","family":"Bj\u00f8rke-Monsen","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"2479","published-online":{"date-parts":[[2020,6,4]]},"reference":[{"key":"ref=1","doi-asserted-by":"crossref","unstructured":"Green\u00a0R, Allen\u00a0LH, Bj\u00f8rke-Monsen\u00a0AL et al. Vitamin B12 deficiency. Nat Rev Dis Primers 2017; 3: 17040. PubMed: http:\/\/www.ncbi.nlm.nih.gov\/entrez\/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=28660890&dopt=Abstract, Crossref: http:\/\/dx.doi.org\/10.1038%2Fnrdp.2017.40","DOI":"10.1038\/nrdp.2017.54"},{"key":"ref=2","doi-asserted-by":"crossref","unstructured":"Varsi\u00a0K, Ueland\u00a0PM, Torsvik\u00a0IK et al. Maternal serum cobalamin at 18 weeks of pregnancy predicts infant cobalamin status at 6 months-a prospective, observational study. J Nutr 2018; 148: 738\u201345. PubMed: http:\/\/www.ncbi.nlm.nih.gov\/entrez\/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=29947806&dopt=Abstract, Crossref: http:\/\/dx.doi.org\/10.1093%2Fjn%2Fnxy028","DOI":"10.1093\/jn\/nxy028"},{"key":"ref=3","doi-asserted-by":"crossref","unstructured":"Torsvik\u00a0I, Ueland\u00a0PM, Markestad\u00a0T et al. Cobalamin supplementation improves motor development and regurgitations in infants: results from a randomized intervention study. Am J Clin Nutr 2013; 98: 1233\u201340. PubMed: http:\/\/www.ncbi.nlm.nih.gov\/entrez\/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=24025626&dopt=Abstract, Crossref: http:\/\/dx.doi.org\/10.3945%2Fajcn.113.061549","DOI":"10.3945\/ajcn.113.061549"},{"key":"ref=4","doi-asserted-by":"crossref","unstructured":"Hawthorne\u00a0S, Levy\u00a0HL. Can newborn screening for vitamin B12 deficiency be incorporated into all newborn screening programs? J Pediatr 2020; 216: 9\u201311.e1. PubMed: http:\/\/www.ncbi.nlm.nih.gov\/entrez\/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=31610929&dopt=Abstract, Crossref: http:\/\/dx.doi.org\/10.1016%2Fj.jpeds.2019.08.061","DOI":"10.1016\/j.jpeds.2019.08.061"},{"key":"ref=5","unstructured":"Arendt\u00a0JF, Nexo\u00a0E. Unexpected high plasma cobalamin : proposal for a diagnostic strategy. Clin Chem Lab Med 2013; 51: 489\u201396. PubMed: http:\/\/www.ncbi.nlm.nih.gov\/entrez\/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=23241600&dopt=Abstract, Crossref: http:\/\/dx.doi.org\/10.1515%2Fcclm-2012-0545"},{"key":"ref=6","doi-asserted-by":"crossref","unstructured":"Fenech\u00a0M. The role of folic acid and Vitamin B12 in genomic stability of human cells. Mutat Res 2001; 475: 57\u201367. PubMed: http:\/\/www.ncbi.nlm.nih.gov\/entrez\/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=11295154&dopt=Abstract, Crossref: http:\/\/dx.doi.org\/10.1016%2FS0027-5107(01)00079-3","DOI":"10.1016\/S0027-5107(01)00079-3"}],"container-title":["Tidsskrift for Den norske legeforening"],"original-title":["Utredning av kobalaminstatus"],"language":"no","deposited":{"date-parts":[[2026,6,17]],"date-time":"2026-06-17T15:59:43Z","timestamp":1781711983000},"score":1,"resource":{"primary":{"URL":"https:\/\/tidsskriftet.no\/2020\/06\/fra-laboratoriet\/utredning-av-kobalaminstatus"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,6,4]]},"references-count":6,"journal-issue":{"issue":"9","published-online":{"date-parts":[[2020,6,16]]}},"URL":"https:\/\/doi.org\/10.4045\/tidsskr.19.0589","relation":{},"ISSN":["0029-2001","0807-7096"],"issn-type":[{"value":"0029-2001","type":"print"},{"value":"0807-7096","type":"electronic"}],"subject":[],"published":{"date-parts":[[2020,6,4]]}}}