R. Iqbal, S. Rehman, M. Sukaina, H. Ullah, M. Hameed, and U. Chattha, “A challenging diagnosis of rare co-existent multiple myeloma and prostate adenocarcinoma: a systematic review of case reports”, J Pak Med Assoc, vol. 73, no. 8, pp. 1684–1692, Jul. 2023.