Affiliation: | 1. Department of Dermatology and Venereology, Government Medical College, Kozhikode, Kerala, India;2. Department of Pathology, Government Medical College, Kozhikode, Kerala, India;3. Department of Dermatology and Venereology, Government Medical College, Thrissur, Kerala, India;4. Health Services Department, Junior Administrative Medical Officer, Thamarassery Hospital, Thamarassery, Kerala, India |