William R. Rice, Friberg, Urban and Sergey Gavrilets. "Homosexuality as a Consequence of Epigenetically Canalized Sexual Development." The Quarterly Review of Biology 87.4 (2012): n. pag. Print. PMID23397798doi:10.1086/668167
Ruthenburg, A., C. Allis, and J. Wysocka. "Methylation of Lysine 4 on Histone H3: Intricacy of Writing and Reading a Single Epigenetic Mark." Molecular Cell 25.1 (2007): 15-30. Print. PMID17218268doi:10.1016/j.molcel.2006.12.014
Handunnetthi, Lahiru, Adam Handel, and Sreeram V. Ramagopalan. Contribution of Genetic, Epigenetic and Transcriptomic Differences to Twin Discordance in Multiple Sclerosis. Ebsco Host. Psyc Info, 2010. Web. PMID20819009doi:10.1586/ern.10.116
William R. Rice, Friberg, Urban and Sergey Gavrilets. "Homosexuality as a Consequence of Epigenetically Canalized Sexual Development." The Quarterly Review of Biology 87.4 (2012): n. pag. Print. PMID23397798doi:10.1086/668167
Ruthenburg, A., C. Allis, and J. Wysocka. "Methylation of Lysine 4 on Histone H3: Intricacy of Writing and Reading a Single Epigenetic Mark." Molecular Cell 25.1 (2007): 15-30. Print. PMID17218268doi:10.1016/j.molcel.2006.12.014
Handunnetthi, Lahiru, Adam Handel, and Sreeram V. Ramagopalan. Contribution of Genetic, Epigenetic and Transcriptomic Differences to Twin Discordance in Multiple Sclerosis. Ebsco Host. Psyc Info, 2010. Web. PMID20819009doi:10.1586/ern.10.116
Brook, Charles, Gerard S. Conway, and Melissa Hines. "Androgen and Psychosexual Development: Core Gender Identity, Sexual Orientation, and Recalled Childhood Gender Role Behavior in Women and Men with Congenital Adrenal Hyperplasia (CAH)." Journal of Sex Research 41.1 (2004): 75-81. Online PMID15216426