| Literature DB >> 409949 |
Abstract
Keywords: Behavior; Breast Feeding; Cost Benefit Analysis; Couple Years Of Protection; Evaluation; Evaluation Report; Health; Infant Nutrition; Nutrition; Postpartum Amenorrhea; Psychosocial Factors
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Year: 1977 PMID: 409949 DOI: 10.1056/NEJM197710272971705
Source DB: PubMed Journal: N Engl J Med ISSN: 0028-4793 Impact factor: 91.245