MORTALITY OF PREMATURE INFANTS BY SOCIO-ECONOMIC CLASS OF THE FATHER, BY WORK, AGE AND PARITY OF THE MOTHER, AND BY LEGITIMACY OF THE BIRTH.
D005220:Fathers; D005260:Female; D005387:Finland; D006801:Humans; D007086:Illegitimacy; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D009035:Mothers; D010298:Parity; D036801:Parturition; D011247:Pregnancy; D012924:Social Conditions
FINLAND; INFANT MORTALITY; INFANT, NEWBORN; INFANT, PREMATURE; SOCIAL CONDITIONS