APA

Grant R. P., Dolman J. F., Harper J. A., White S. A., Parsons D. G., Evans K. G. & Merrick C. P. (19920430). Patient-controlled lumbar epidural fentanyl compared with patient-controlled intravenous fentanyl for post-thoracotomy pain. : Canadian journal of anaesthesia = Journal canadien d'anesthesie.

Chicago

Grant R P, Dolman J F, Harper J A, White S A, Parsons D G, Evans K G and Merrick C P. 19920430. Patient-controlled lumbar epidural fentanyl compared with patient-controlled intravenous fentanyl for post-thoracotomy pain. : Canadian journal of anaesthesia = Journal canadien d'anesthesie.

Harvard

Grant R. P., Dolman J. F., Harper J. A., White S. A., Parsons D. G., Evans K. G. and Merrick C. P. (19920430). Patient-controlled lumbar epidural fentanyl compared with patient-controlled intravenous fentanyl for post-thoracotomy pain. : Canadian journal of anaesthesia = Journal canadien d'anesthesie.

MLA

Grant R P, Dolman J F, Harper J A, White S A, Parsons D G, Evans K G and Merrick C P. Patient-controlled lumbar epidural fentanyl compared with patient-controlled intravenous fentanyl for post-thoracotomy pain. : Canadian journal of anaesthesia = Journal canadien d'anesthesie. 19920430.