Chandran Veena, Kurien George, Mohan Vishnu
Department of Dermatology, S H Medical Centre, Kottayam, Kerala, India. E-mail:
Department of Dermatology, Government Medical College, Kottayam, Kerala, India .
Indian J Dermatol. 2016 Jan-Feb;61(1):127. doi: 10.4103/0019-5154.174202.