@misc{indiciaecefdb7d29f29, title = {Multistep and multifactorial carcinogenesis: when does a contributing factor become a carcinogen?}, author = {Michele Carbone and Harvey I Pass}, year = {2004}, doi = {10.1016/j.semcancer.2004.06.002}, url = {https://pubmed.ncbi.nlm.nih.gov/15489132/}, note = {Source identifier: 15489132} }