Sent_en: 2zh Bogaert writes in this month's PNAS: "These results support a prenatal origin to sexual orientation development in men and indicate that the fraternal birth-order effect is probably the result of a maternal 'memory' for male gestations or births."
Sent_yy: 博格特在本月的《美国国家科学院院刊》杂志上写道：“这些结果支持了男性性取向发展的产前起源，并表明兄弟的出生顺序效应可能是男宝宝孕育或分娩时母性‘记忆’的结果。”