The dizygotic twinning rate in Western Nigeria is the highest on record (45-50 per mil maternities). It is suggested that, rather than to peculiarities in the population structure or to genetic factors, such a high incidence might be due to the presence in the diet of estrogen-like substances.
CITATION STYLE
Nylander, P. P. (1979). The twinning incidence of Nigeria. Acta Geneticae Medicae et Gemellologiae, 28(4), 261–263. https://doi.org/10.1017/s0001566000008746
Mendeley helps you to discover research relevant for your work.