A QUINQUENNIAL STUDY ON INFANT MORTALITY. OMAHA-DOUGLAS COUNTY, NEBRASKA, 1880-1960.
D003141:Communicable Diseases; D005315:Fetal Diseases; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D009329:Nebraska; D012106:Research; D012140:Respiratory Tract Diseases; D012723:Sex; D012924:Social Conditions
COMMUNICABLE DISEASES; FETAL DISEASES; INFANT; INFANT MORTALITY; INFANT, NEWBORN; INFANT, PREMATURE; NEBRASKA; RESPIRATORY TRACT DISEASES; SEX; SOCIAL CONDITIONS