Nirmal Balakrishnan, Dongre Atul M, Khopkar Uday S
Department of Dermatology, Venereology and Leprosy, Seth GS Medical College and K.E.M Hospital, Mumbai, Maharashtra, India. E-mail:
Indian J Dermatol. 2016 Jan-Feb;61(1):125. doi: 10.4103/0019-5154.174186.