TY - GEN AU - BECKETT,A H AU - CASY,A F AU - HARPER,N J AU - PHILLIPS,P M TI - Analgesics and their antagonists: some steric and chemical considerations. II. The influence of the basic group on physico-chemical properties and the activity of methadone and thiambutene-type compounds SN - 0022-3573 PY - 2002///0501 KW - Analgesics KW - pharmacology KW - Hypnotics and Sedatives KW - Methadone KW - analogs & derivatives KW - Thiophenes N1 - Publication Type: Journal Article ER -