| Literature DB >> 14261116 |
Abstract
Keywords: BIRTH CERTIFICATES; BIRTH ORDER; BIRTH WEIGHT; CHROMOSOME ABNORMALITIES; ERYTHROBLASTOSIS, FETAL; FETAL DEATH; GENETICS, HUMAN; INFANT; INFANT MORTALITY; INFANT, NEWBORN; NEW YORK; PREGNANCY; SEX CHARACTERISTICS; STATISTICS; TWINS
Mesh:
Year: 1965 PMID: 14261116 PMCID: PMC1058976 DOI: 10.1136/jech.19.1.8
Source DB: PubMed Journal: Br J Prev Soc Med ISSN: 0007-1242