Collision tumor of metastatic carcinoma and lymphoma in the bone marrow: Report of an extremely rare and interesting case and review of the literature (J. A. Vasudevan, R. A. Nair, S. N. P, N. Nayak, & S. M. Koshy, Trans.). (2017). Indian Journal of Case Reports, 3(2), 66-69. https://doi.org/10.32677/IJCR.2017.v03.i02.006