[Contribution to the etiology of low-birth weight infants].
D005260:Female; D006798:Housing; D006801:Humans; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D008423:Maternal Age; D009790:Occupations; D010298:Parity; D005082:Physical Exertion; D011247:Pregnancy; D012907:Smoking
Ein Beitrag zur Atiologie der Untergewichtigkeit Neugeborener.