[Maternal care & premature birth rate].
D001723:Birth Rate; D005260:Female; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D019102:Infant, Very Low Birth Weight; D011247:Pregnancy; D011276:Pregnanediol / Q000652:urine*; D047928:Premature Birth
D011276:Pregnanediol
INFANT MORTALITY; INFANT, PREMATURE; PREGNANDIOL/in urine
Aitiyshuolto ja keskosuus.