TY - GEN AU - Zucker,Kenneth J AU - Blanchard,Ray AU - Siegelman,Marvin TI - Birth order among homosexual men SN - 0033-2941 PY - 2003///0425 KW - Adult KW - Birth Order KW - Heterosexuality KW - statistics & numerical data KW - Homosexuality KW - Humans KW - Male KW - Psychosexual Development N1 - Publication Type: Comparative Study; Journal Article UR - https://doi.org/10.2466/pr0.2003.92.1.117 ER -