| Literature DB >> 7196944 |
J R Cruz, B García, J J Urrutia, B Carlsson, L A Hanson.
Abstract
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Keywords: Americas; Antibodies; Biology; Central America; Clinical Research; Demographic Factors; Developing Countries; Economic Factors; Guatemala; Hematological Effects; Hemic System; High Income Population; Immunity; Immunoglobulin Alterations; Immunologic Factors; Lactation; Latin America; Maternal Health; Maternal Physiology; North America; Physiology; Population; Population Characteristics; Puerperium; Reproduction; Research Methodology; Rural Population; Social Class; Socioeconomic Factors; Socioeconomic Status; Urban Population
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Year: 1981 PMID: 7196944 DOI: 10.1016/s0022-3476(81)80269-7
Source DB: PubMed Journal: J Pediatr ISSN: 0022-3476 Impact factor: 4.406