Geographical considerations in multiple sclerosis.
D000352:Africa, Northern; D000367:Age Factors; D000383:Agriculture; D001211:Asia, Western; D002980:Climate; D004032:Diet; D004493:Education; D004641:Emigration and Immigration; D005060:Europe; D005843:Geography; D006280:Health Workforce / Q000600:supply & distribution; D006801:Humans; D007226:Infant Mortality; D007557:Israel; D009103:Multiple Sclerosis / Q000453:epidemiology*; D012959:Socioeconomic Factors; D013223:Statistics as Topic; D013472:Sunlight; D013672:Technology