TY - GEN AU - Esteve,M AU - Vedrenne,J TI - [Postoperative analgesia by peridural morphine injection in abdominal surgery] SN - 0021-7697 PY - 1984///0925 KW - Abdomen KW - surgery KW - Anesthesia, Epidural KW - Humans KW - Postoperative Care N1 - Publication Type: Letter ER -