Singh Sanjay, Bhari Neetu, Agrawal Snehal, Verma Kaushal K
Department of Dermatology and Venereology, All India Institute of Medical Sciences, New Delhi, India.
Indian J Dermatol Venereol Leprol. 2019 May-Jun;85(3):348. doi: 10.4103/ijdvl.IJDVL_453_17.