TY - BOOK AU - Petersen,Frank AU - Amstutz,Rene ED - SpringerLink (Online service) TI - Natural Compounds as Drugs SN - 9783764385958 (electronic bk.) U1 - 615.321 22 PY - 2008/// CY - Basel PB - Birkhauser Verlag AG KW - Pharmacognosy KW - Medicine KW - Toxicology KW - Biomedicine KW - Biochemistry, general KW - Pharmacology/Toxicology ER -