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Folic acid supplementation, dietary folate intake during pregnancy and risk for spontaneous preterm delivery: a prospective observational cohort study.
Sengpiel V, Bacelis J, Myhre R, Myking S, Devold Pay AS, Haugen M, Brantsæter AL, Meltzer HM, Nilsen RM, Magnus P, Vollset SE, Nilsson S, Jacobsson B. Sengpiel V, et al. Among authors: magnus p. BMC Pregnancy Childbirth. 2014 Nov 2;14:375. doi: 10.1186/s12884-014-0375-1. BMC Pregnancy Childbirth. 2014. PMID: 25361626 Free PMC article.
Self-selection and bias in a large prospective pregnancy cohort in Norway.
Nilsen RM, Vollset SE, Gjessing HK, Skjaerven R, Melve KK, Schreuder P, Alsaker ER, Haug K, Daltveit AK, Magnus P. Nilsen RM, et al. Among authors: magnus p. Paediatr Perinat Epidemiol. 2009 Nov;23(6):597-608. doi: 10.1111/j.1365-3016.2009.01062.x. Paediatr Perinat Epidemiol. 2009. PMID: 19840297
659 results