Sehgal Arun Double blind comparison of bupivacaine and centbucridine for post operative analgesia in patients undergoing upper abdominal surgery using thoracic paravertebral block Sehgal Arun; Dr Mridula Pawar Supervisor - 1997 - 104p. p. cm. Standard No.: 24621 Source: Theses Subjects--Topical Terms: ANESTHETICS