AN APPRAISAL OF POPULATION STUDIES OF MULTIPLE SCLEROSIS.
D004777:Environment; D004813:Epidemiology; D005826:Genetics, Medical; D005843:Geography; D006760:Hospitalization; D006801:Humans; D009026:Mortality; D009103:Multiple Sclerosis; D013223:Statistics as Topic
ENVIRONMENT; EPIDEMIOLOGY; GENETICS, HUMAN; GEOGRAPHY; HOSPITALIZATION; MORTALITY; MULTIPLE SCLEROSIS; STATISTICS