TY - GEN AU - Wingerchuk,D M AU - Weinshenker,B G TI - Multiple sclerosis: epidemiology, genetics, classification, natural history, and clinical outcome measures SN - 1052-5149 PY - 2001///0628 KW - Cross-Sectional Studies KW - Disability Evaluation KW - Follow-Up Studies KW - Genetic Predisposition to Disease KW - genetics KW - Humans KW - Incidence KW - Magnetic Resonance Imaging KW - Multiple Sclerosis KW - classification KW - Risk KW - Twin Studies as Topic N1 - Publication Type: Journal Article; Review ER -