TY  - JOUR
A1  - Gibson, M.
A1  - Mace, R.
T1  - Helpful grandmothers in rural Ethiopia: A study of the effect of kin on child survival and growth
Y1  - 2005
DO  - 10.1016/j.evolhumbehav.2005.03.004
VL  - 26
IS  - 6

ER  -