R. Vijayan

Subcutaneous morphine — a simple technique for postoperative analgesia

R. Vijayan, 1997 .

Tramadol: a valuable treatment for pain in Southeast Asian countries

G. Afshan, K. Bashir, Muralidhar Joshi, 2018, Journal of pain research.

DEVELOPING NEUROPATHIC PAIN TREATMENT GUIDELINES FOR ASIA PACIFIC

S. Ogawa, Shuu-Jiun Wang, R. Rosales, 2009, Pain practice : the official journal of World Institute of Pain.

Establishment of multidisciplinary pain management clinics and training programs in the developing world: experiences from Southeast Asia.

C. Goh, R. Vijayan, P. Chaudakshetrin, 2020, Pain.

Open gastrostomy under ultrasound-guided bilateral oblique subcostal transversus abdominis plane block: a case series.

M. Hasan, K. Chin, R. Vijayan, 2011, European journal of anaesthesiology.

Managing Acute Pain in the Developing World

R. Vijayan, 2011 .

Postoperative Pain Management After Craniotomy

R. Vijayan, L. San, 2017 .