1. Kudrewetzky, B.: cited by Hayes, et al.3
2. “Multiple Myeloma. Lesions of the Extraosseous Hematopoietic System,”;Churg;Am. J. Clin. Path.,1950
3. “Extramedullary Lesions in Multiple Myeloma. Review of the Literature and Pathologic Studies,”;Hayes;Arch. Path.,1952
4. “Multiple Myeloma; Review of 40 Cases,”;Batts;Arch. Surg.,1939
5. “Plasma Cell Myeloma,”;Meacham;Ann. Int. Med.,1953