Heike, Toshio, Kyoto University and Hyogo Prefectural Amagasaki General Medical Center, Japan

• Letters on Evolutionary Behavioral Science Vol 8 No 2 (2017) - Original Articles
  Parental Condition and Infant Sex at Birth in the Japan Environment and Children’s Study: A Test of the Trivers–Willard Hypothesis
  Abstract  PDF  Supplementary Material