title: Testosterone, fraternal birth order, and homosexuality: comment on Kishida and Rahman (2015).
authors.affiliation: Department of Psychiatry, University of Milan, 20122, Milan, Italy, massimiliano.buoli@unimi.it.
authors.forename: Massimiliano
authors.initials: M
authors.lastname: Buoli
authors.forename: Roberto
authors.initials: R
authors.lastname: Croci
mesh_terms: D001722:Birth Order / Q000523:psychology*; D007839:Functional Laterality / Q000502:physiology*; D005783:Gender Identity; D020010:Heterosexuality / Q000523:psychology*; D018451:Homosexuality, Male / Q000523:psychology*; D006801:Humans; D008297:Male; D035781:Siblings / Q000523:psychology*