TY - GEN AU - Callen,J P AU - Bickers,D R AU - Moy,R L TI - Actinic keratoses SN - 0190-9622 PY - 1997///0414 KW - Carcinoma, Squamous Cell KW - etiology KW - Cocarcinogenesis KW - Humans KW - Neoplasms, Radiation-Induced KW - Precancerous Conditions KW - Skin Neoplasms N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1016/s0190-9622(97)70265-2 ER -