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2. Dizygotic twinning, marital stage and status and coital rates. James WH Ann Hum Biol; 1981; 8(4):371-8. PubMed ID: 7197137 [TBL] [Abstract][Full Text] [Related]
4. Letter: Maternal age of dizygotic twins, superfecundation, and coital-rate. James WH Lancet; 1976 Feb; 1(7954):309. PubMed ID: 55623 [No Abstract] [Full Text] [Related]
5. Dizygotic twinning, birth order, female psychology, and coital rates. James WH Acta Genet Med Gemellol (Roma); 1982; 31(1-2):119-26. PubMed ID: 7170913 [No Abstract] [Full Text] [Related]
6. The factors that influence twinning rates. Nylander PP Acta Genet Med Gemellol (Roma); 1981; 30(3):189-202. PubMed ID: 6805197 [TBL] [Abstract][Full Text] [Related]
7. Twinning rates among women at the end of their reproductive span and their relation to age at menopause; Wyshak G Am J Epidemiol; 1975 Aug; 102(2):170-8. PubMed ID: 1155445 [TBL] [Abstract][Full Text] [Related]
8. Coitus-induced ovulation and its implications for estimates of some reproductive parameters. James WH Acta Genet Med Gemellol (Roma); 1984; 33(4):547-55. PubMed ID: 6536139 [TBL] [Abstract][Full Text] [Related]
9. Maternal age and parity as predictors of human twinning. Bønnelykke B Acta Genet Med Gemellol (Roma); 1990; 39(3):329-34. PubMed ID: 2085068 [TBL] [Abstract][Full Text] [Related]
10. The etiology of human dizygotic twinning with special reference to spontaneous abortions. Hémon D; Berger C; Lazar P Acta Genet Med Gemellol (Roma); 1979; 28(4):253-8. PubMed ID: 555196 [TBL] [Abstract][Full Text] [Related]
11. Recent secular trends in dizygotic twinning rates in Europe. James WH J Biosoc Sci; 1986 Oct; 18(4):497-504. PubMed ID: 3782200 [TBL] [Abstract][Full Text] [Related]
12. Analysis of twinning rates in Japan. Inouye E; Imaizumi Y Prog Clin Biol Res; 1981; 69A():21-33. PubMed ID: 7301894 [No Abstract] [Full Text] [Related]
13. Twinning in southern Israel; secular trends, ethnic variation and effects of maternal age and parity. Picard R; Fraser D; Hagay ZJ; Leiberman JR Eur J Obstet Gynecol Reprod Biol; 1989 Nov; 33(2):131-9. PubMed ID: 2583338 [TBL] [Abstract][Full Text] [Related]
14. Twinning and Multiple Birth Rates According to Maternal Age in the City of São Paulo, Brazil: 2003-2014. Otta E; Fernandes ES; Acquaviva TG; Lucci TK; Kiehl LC; Varella MA; Segal NL; Valentova JV Twin Res Hum Genet; 2016 Dec; 19(6):679-686. PubMed ID: 27776569 [TBL] [Abstract][Full Text] [Related]
15. Some observations concerning the decline of dizygotic twinning rate in France between 1901 and 1968. Hémon D; Berger C; Lazar P Prog Clin Biol Res; 1981; 69A():49-56. PubMed ID: 7301896 [No Abstract] [Full Text] [Related]
16. Letter: Twinning and illegitimacy in C.N.S. defects. Durkin MV; Kaveggia EG; Pendleton E; Opitz JM Lancet; 1974 Dec; 2(7893):1389-90. PubMed ID: 4143351 [No Abstract] [Full Text] [Related]
17. Are 'natural' twinning rates continuing to decline? James WH Hum Reprod; 1995 Nov; 10(11):3042-4. PubMed ID: 8747068 [TBL] [Abstract][Full Text] [Related]
18. Analysis of multiple birth rates in Japan. 1. Secular trend, maternal age effect, and geographical variation in twinning rates. Imaizumi Y; Inouye E Acta Genet Med Gemellol (Roma); 1979; 28(2):107-24. PubMed ID: 575745 [TBL] [Abstract][Full Text] [Related]
19. The comparison of twinning rates between urban and rural areas in China. Gan JP; Wu ZH; Tu ZM; Zheng J Twin Res Hum Genet; 2007 Aug; 10(4):633-7. PubMed ID: 17708704 [TBL] [Abstract][Full Text] [Related]
20. A hypothesis on the declining dizygotic twinning rates in developed countries. James WH Prog Clin Biol Res; 1978; 24 Pt B():81-8. PubMed ID: 724710 [TBL] [Abstract][Full Text] [Related] [Next] [New Search]