0.58 Melvyn C. Goldstein Paljor Tsarong Cynthia M. Beall, High Altitude Hypoxia Culture and Human Fecundity/Fertility: A Comparative Study, American Anthropologist, 1983.

{ women age population female } 0.58
{ number data group table } 0.13
{ chinese japanese caste india } 0.06
{ university press american pp } 0.06