B. Goyal, S. Rai, M. Sedhain, and P. Subedi, “Pigmented Lesions of Skin: A Histopathologic Experience at a Tertiary Care Center in Central Nepal”, J Coll Med Sci-Nepal, vol. 17, no. 1, pp. 1–9, Mar. 2021, doi: 10.3126/jcmsn.v17i1.28276.