Incidence of twin births among the Chinese in Taiwan.
D000293:Adolescent; D000328:Adult; D044466:Asian People; D001789:Blood Group Antigens; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy; D011272:Pregnancy, Multiple; D013223:Statistics as Topic; D013624:Taiwan; D014427:Twins
D001789:Blood Group Antigens