[Better health for mother and child. A nation-wide study of pregnant women and newborn infants].
Olsen
J
J
Center for Epidemiologisk Grundforskning, København og Arhus.
D003718:Denmark; D005260:Female; D006306:Health Surveys; D006801:Humans; D007229:Infant Welfare; D007231:Infant, Newborn; D008429:Maternal Welfare; D011247:Pregnancy