TY - BOOK AU - Natori, Shinsaku , 1929- TI - Advances in natural products chemistry : extraction and isolation of biologically active compounds AV - QH345.A29 1981 PB - Kodansha KW - Biological products KW - Natural products KW - QH N1 - "Revised versio of a book originally published in Japanese in 1977" . - Pref; Includes indexes ER -