Chaudhry, Z. S., A. Ghias, A. Asghar, and T. J. Ahmad. “Crops of Papules and Papulonodular Plaques- An Unusual Presentation of Cutaneous Metastasis- A Case Report and Literature Review”. Journal of Pakistan Association of Dermatologists, vol. 30, no. 1, Aug. 2020, pp. 207-11, doi:10.66344/jpad.30.1.2020.1386.