Gupta Chitra, Sinha Surabhi, Sahoo Bijaylaxmi, Garg Vijay Kumar
Department of Dermatology, Venereology and Leprology, Dr. Ram Manohar Lohia Hospital, Post Graduate Institute of Medical Education and Research, New Delhi, India.
Indian J Dermatol Venereol Leprol. 2016 Jan-Feb;82(1):89-91. doi: 10.4103/0378-6323.171654.