TY  - SER
AU  - Strassman, Beverly I.
TI  - The Biology of Menstruation in Homo sapiens : : total lifetime menses, fecundit, and Nonsychrony in a Natural Fertility Population
T2  - Current Anthropolgy ; 
PY  - 1997///
CY  - Chicago-US : 
PB  - Department of Human Sciences, 
N1  - Artículo dentro de: Reports
ER  -