Comparison between intrathecal morphine with paravertebral patient controlled analgesia using bupivacaine for intraoperative and post-thoracotomy pain relief

by Haitham Abou Zeid, Ahsan Khaliq Siddiqui, Ehab F. A. Elmakarem, Yasser Ghonaimy, Awatif Al Nafea
Published 2012-01-01