[Experience in lowering the morbidity and mortality of newborn infants in obstetrical institutions].
D035843:Biomedical Research; D006801:Humans; D007223:Infant; D007226:Infant Mortality / Q000517:prevention & control*; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases; D009017:Morbidity; D009774:Obstetrics
INFANT MORTALITY/prevention and control; INFANT, NEWBORN/diseases