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23. Periconceptional use of multivitamins and the occurrence of anencephaly and spina bifida. Centers for Disease Control (CDC) MMWR Morb Mortal Wkly Rep; 1988 Dec; 37(47):727-30. PubMed ID: 3141772 [No Abstract] [Full Text] [Related]
24. [Evaluation of the incidence of anencephaly and spina bifida in Brittany (1975-1984)]. Journel H; Le Marec B; Parent P; Roussey M Rev Epidemiol Sante Publique; 1986; 34(6):373-81. PubMed ID: 3550963 [TBL] [Abstract][Full Text] [Related]
25. Birth prevalence and recurrence rates of neural tube defects in southern Alberta in 1970-81. Thunem NY; Lowry RB; Tucker BJ; Medd BW CMAJ; 1988 May; 138(9):819-23. PubMed ID: 3282629 [TBL] [Abstract][Full Text] [Related]
26. Epidemiological studies of neural tube defects in Newfoundland. Frecker M; Fraser FC Teratology; 1987 Dec; 36(3):355-61. PubMed ID: 3321520 [TBL] [Abstract][Full Text] [Related]
28. Seasonal variation in the frequency of anencephalus and spina bifida births in the United Kingdom. Maclean MH; MacLeod A J Epidemiol Community Health; 1984 Jun; 38(2):99-102. PubMed ID: 6379092 [TBL] [Abstract][Full Text] [Related]
29. Some international trends in the incidence of neural tube defects. Mathers CD; Field B Community Health Stud; 1983; 7(1):60-6. PubMed ID: 6340946 [No Abstract] [Full Text] [Related]
30. 19-year incidence of neural tube defects in area under constant surveillance. Owens JR; Harris F; McAllister E; West L Lancet; 1981 Nov; 2(8254):1032-5. PubMed ID: 6118487 [No Abstract] [Full Text] [Related]
31. Prevalence of neural tube defects in South Australia, 1966-91: effectiveness and impact of prenatal diagnosis. Chan A; Robertson EF; Haan EA; Keane RJ; Ranieri E; Carney A BMJ; 1993 Sep; 307(6906):703-6. PubMed ID: 8401091 [TBL] [Abstract][Full Text] [Related]
32. Birth ranks of spontaneous abortions in sibships of children affected by anencephaly or spina bifida. James WH Br Med J; 1978 Jan; 1(6105):72-3. PubMed ID: 620202 [TBL] [Abstract][Full Text] [Related]
33. Analysis of the changing birth prevalence of neural tube defects in Hungary. Czeizel A; Karig G Acta Morphol Hung; 1985; 33(1-2):89-99. PubMed ID: 3939087 [TBL] [Abstract][Full Text] [Related]
34. The impact of screening for open neural tube defects in England and Wales. Cuckle H; Wald N Prenat Diagn; 1987 Feb; 7(2):91-9. PubMed ID: 2437555 [TBL] [Abstract][Full Text] [Related]
35. The apparently declining prevalence of neural tube defect in two counties in South Wales over three decades illustrating the need for continuing action and vigilance. Laurence KM Z Kinderchir; 1985 Dec; 40 Suppl 1():58-60. PubMed ID: 2418600 [TBL] [Abstract][Full Text] [Related]
36. Recurrence rates of neural tube defects in Dublin maternity hospitals. MacCarthy PA; Dalrymple IJ; Duignan NM; Elwood JH; Guiney EJ; Hanratty TD; Kirke PN; MacDonald DW Ir Med J; 1983 Feb; 76(2):78-9. PubMed ID: 6341309 [No Abstract] [Full Text] [Related]
37. Spina bifida and anencephaly: fewer patients, more problems. Leck I Br Med J (Clin Res Ed); 1983 May; 286(6379):1679-80. PubMed ID: 6405931 [No Abstract] [Full Text] [Related]
38. The prevalence of anencephalus and spina bifida in New Zealand. Borman B; Cryer C J Paediatr Child Health; 1993 Aug; 29(4):282-8. PubMed ID: 8373673 [TBL] [Abstract][Full Text] [Related]
39. [Neural tube defects: epidemiology and early diagnosis in different countries]. Gutzwiller F Soz Praventivmed; 1981 Sep; 26(4):221-4. PubMed ID: 7029954 [No Abstract] [Full Text] [Related]