| Literature DB >> 7195182 |
Abstract
The monozygotic twinning rate in England and Wales seems to have increased over the years of 1957-1977. This constitutes evidence against the suggestion that the secular decline in dizygotic twinning rates over the same period has been due to an increase in spontaneous abortion rates.Mesh:
Year: 1980 PMID: 7195182 DOI: 10.1080/03014468000004601
Source DB: PubMed Journal: Ann Hum Biol ISSN: 0301-4460 Impact factor: 1.533