TY - GEN AU - Freedman,D A AU - Navidi,W C TI - Multistage models for carcinogenesis SN - 0091-6765 PY - 1989///0920 KW - Age Factors KW - Animals KW - Humans KW - Lung Neoplasms KW - etiology KW - Models, Biological KW - Neoplasms KW - Risk KW - Smoking KW - adverse effects KW - Time Factors N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S.; Review UR - https://doi.org/10.1289/ehp.8981169 ER -