title: Active surveillance: an individualized approach to early prostate cancer.
mesh_terms: D002986:Clinical Trials as Topic; D006801:Humans; D008297:Male; D017430:Prostate-Specific Antigen / Q000097:blood*; D011471:Prostatic Neoplasms / Q000097:blood* / Q000628:therapy
chemical_list: D017430:Prostate-Specific Antigen