TY - GEN AU - Hanna,J M TI - The effects of coca chewing on exercise in the Quechua of Peru SN - 0018-7143 PY - 1970///0702 KW - Adult KW - Altitude KW - Coca KW - Humans KW - Indians, South American KW - Male KW - Mastication KW - Peru KW - Physical Exertion KW - Plants, Medicinal N1 - Publication Type: Journal Article ER -