@misc{indiciae6f159aad5034, title = {[Multiple primary malignant neoplasms].}, author = {J Włodyka and A Konieczna and J Kulisiewicz and A Fałek}, year = {1987}, url = {https://pubmed.ncbi.nlm.nih.gov/3684302/}, note = {Source identifier: 3684302} }