Spiová I, Stárka L
Arch Sex Behav. 1977 Nov;6(6):477-81. doi: 10.1007/BF01541152.
Plasma testosterone was determined by radioimmunoassay in 50 transsexual and 50 normal women. The testosterone levels in transsexuals were significantly higher (nearly double) than in normal women. In transsexuals, minor changes in the pattern of the menstrual cycle were also found.
采用放射免疫分析法测定了50名变性女性和50名正常女性的血浆睾酮水平。变性女性的睾酮水平显著高于(几乎是两倍)正常女性。在变性女性中,还发现月经周期模式有轻微变化。