title: Studies of Erythroxylon coca: self-administration of aqueous extracts.
mesh_terms: D000818:Animals; D003041:Coca; D000882:Haplorhini; D008253:Macaca mulatta; D008297:Male; D010936:Plant Extracts / Q000008:administration & dosage*; D010946:Plants, Medicinal; D051381:Rats; D012646:Self Administration; D013997:Time Factors
chemical_list: D010936:Plant Extracts