Infant mortality trends in rural East Pakistan.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D005193:Family Planning Services; D005260:Female; D006266:Health Education; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D010154:Pakistan; D011247:Pregnancy; D012423:Rural Health; D012922:Social Change