Simcock B W
Med J Aust. 1985 May 13;142(10):541-2. doi: 10.5694/j.1326-5377.1985.tb113487.x.
A study designed to check the feasibility of a modified Shettles' sex selection technique was carried out in 73 women over four years. The results did not show a statistically significant difference from the sex ratios which resulted from uncontrolled intercourse.
一项旨在检验改良的谢特尔兹性别选择技术可行性的研究在73名女性中进行了四年。结果显示,其性别比例与无控制性交产生的性别比例相比,在统计学上没有显著差异。