TY - BOOK AU - Evans, William Charles. TI - Trease and evans pharmacognosy SN - 9780702029332 U1 - 615.321 22 PY - 2009/// CY - London : PB - Elsevier, KW - Pharmacology KW - Organic drugs KW - Pharmacognosy KW - Phytochemisty KW - Plant medicine N1 - Pharmacy ER -