TY - GEN AU - Khafagy,S M AU - Metwally,A M AU - Omar,A A TI - Isolation of three lactones from Onopordon Alexandrinum SN - 0031-7144 PY - 1977///0630 KW - Egypt KW - Lactones KW - isolation & purification KW - Plants, Medicinal KW - analysis N1 - Publication Type: Journal Article ER -