TY - GEN AU - Tsang,B K AU - He,Z AU - Wongchanapai,W AU - Coleman,E C AU - Ho,I K AU - Eichorn,J H TI - Induction of tolerance to intrathecal butorphanol in rats SN - 0254-1319 PY - 1998///0430 KW - Analgesics, Opioid KW - pharmacology KW - Animals KW - Butorphanol KW - administration & dosage KW - Dose-Response Relationship, Drug KW - Drug Tolerance KW - Injections, Spinal KW - Male KW - Rats KW - Rats, Sprague-Dawley N1 - Publication Type: Journal Article ER -