Janjua, S. A., and Z. Pasteur. “Skin-Colored, Waxy, Hyperpigmented, Crusted, Keratotic Papules in Seborrheic Areas of an Adult Male”. Journal of Pakistan Association of Dermatologists, vol. 26, no. 2, Nov. 2016, pp. 171-4, doi:10.66344/jpad.26.2.2016.65.