| 0223 | Prenatal stress feminizes and demasculinizes the behaviour of males | Ward IL | USA |
| 0224 | Homosexuality in men and number of older brothers | Blanchard R, Bogaert AF | Canada |
| 0225 | Stressful events in prenatal life of bi- and homosexual men | Dorner G, Schenk B, et al. | Germany |
| 0226 | Hormone dependent differentiation, maturation and function of the brain and sexual behaviour | Dorner G | Germany |
| 0227 | Prenatal stress and possible aetiologic factors of homosexuality in human males | Dorner G, Geier T, et al. | Germany |
| 0228 | Hormones and sexual behaviour | Feder HH | USA |
| 0522 | The effects of prenatal stress, and of prenatal alcohol and nicotine exposure, on human sexual orientation | Ellis L, Cole-Harding S | USA |