title: [ON THE PROBLEM OF PERINATAL MORTALITY STATISTICS CONCERNING NEWBORN INFANTS DURING 1961-1963].
mesh_terms: D001720:Birth Injuries; D001724:Birth Weight; D005260:Female; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases; D007234:Infant, Premature; D054238:Perinatal Mortality; D011247:Pregnancy; D011248:Pregnancy Complications; D013223:Statistics as Topic; D013557:Switzerland
keywords: BIRTH INJURY; BIRTH WEIGHT; INFANT MORTALITY; INFANT, NEWBORN; INFANT, NEWBORN, DISEASES; INFANT, PREMATURE; PREGNANCY; PREGNANCY COMPLICATIONS; STATISTICS; SWITZERLAND
vernacular_title: ZUR FRAGE DER PERINATALEN MORTALITAETSSTATISTIK DER NEUGEBORENEN UNTER VERWENDUNG DER JAHRE 1961-1963.