Nandhakumar S, Parasuraman S, Shanmugam M M, Rao K Ramachandra, Chand Parkash, Bhat B Vishnu
Department of Anatomy, Jawaharlal Institute of Postgraduate Medical Education and Research, Pondicherry, India.
J Pharmacol Pharmacother. 2011 Apr;2(2):107-11. doi: 10.4103/0976-500X.81903.