title: Alterations in feeding patterns and rates of weight gain in South Yorkshire infants, 1971-1977.
mesh_terms: D001835:Body Weight; D001942:Breast Feeding; D004739:England; D005247:Feeding Behavior; D005260:Female; D006801:Humans; D007223:Infant; D007225:Infant Food; D008297:Male; D012923:Social Class