Folic acid supplementation, dietary folate intake during pregnancy and risk for spontaneous preterm delivery: a prospective observational cohort study

por Sengpiel, Verena, Bacelis, Jonas, Myhre, Ronny, Myking, Solveig, Devold Pay, Aase Serine, Haugen, Margaretha, Brantsæter, Anne-Lise, Meltzer, Helle Margrete, Nilsen, Roy Miodini, Magnus, Per, Vollset, Stein Emil, Nilsson, Staffan, Jacobsson, Bo
Publicado 2014