TY - GEN AU - Carey,C AU - Jagger,S TI - Comparison of morphine alone with morphine plus clonidine for postoperative patient-controlled analgesia SN - 0007-0912 PY - 2003///0227 KW - Analgesia, Patient-Controlled KW - methods KW - Clonidine KW - Humans KW - Morphine KW - Postoperative Care N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1093/bja/aeg513 ER -