Analysis of factors affecting perinatal mortality. A multivariate statistical approach.
D000293:Adolescent; D000328:Adult; D004739:England; D005260:Female; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D008423:Maternal Age; D011247:Pregnancy; D011248:Pregnancy Complications; D012961:Sociology