Jesper Friis Petersen ORCID logo , Lennart J. Friis-Hansen , Andreas Kryger Jensen , Anders Nyboe Andersen and Ellen C.L. Løkkegaard

Early pregnancy reference intervals; 29 serum analytes from 4 to 12 weeks’ gestation in naturally conceived and uncomplicated pregnancies resulting in live births

De Gruyter | Published online: July 25, 2019