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2. Heritability estimates of intelligence in twins: effect of chorion type. Jacobs N, Van Gestel S, Derom C, Thiery E, Vernon P, Derom R, Vlietinck R. Behav Genet; 2001 Mar; 31(2):209-17. PubMed ID: 11545537 [Abstract] [Full Text] [Related]
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6. Effects of type of placentation on birthweight and its variability in monozygotic and dizygotic twins. Corey LA, Nance WE, Kang KW, Christian JC. Acta Genet Med Gemellol (Roma); 1979 Apr; 28(1):41-50. PubMed ID: 545979 [Abstract] [Full Text] [Related]
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11. Does chorionicity or zygosity predict adverse perinatal outcomes in twins? Dubé J, Dodds L, Armson BA. Am J Obstet Gynecol; 2002 Mar; 186(3):579-83. PubMed ID: 11904627 [Abstract] [Full Text] [Related]
13. Chorion type as a possible influence on the results and interpretation of twin study data. Prescott CA, Johnson RC, McArdle JJ. Twin Res; 1999 Dec; 2(4):244-9. PubMed ID: 10723802 [Abstract] [Full Text] [Related]
15. Retrospective determination of chorion type in twins using a simple questionnaire. Derom C, Derom R, Loos RJ, Jacobs N, Vlietinck R. Twin Res; 2003 Feb; 6(1):19-21. PubMed ID: 12626224 [Abstract] [Full Text] [Related]
19. No major role for X-inactivation in variations of intelligence and behavioral problems at middle childhood. Peerbooms OL, Wichers M, Jacobs N, Kenis G, Derom C, Vlietinck R, Thiery E, van Os J, Rutten BP. Am J Med Genet B Neuropsychiatr Genet; 2010 Oct 05; 153B(7):1311-7. PubMed ID: 20593382 [Abstract] [Full Text] [Related]