Oral contraceptives and the risk of multiple sclerosis: A review of the epidemiologic evidence

Journal of the Neurological Sciences - Tập 286 - Trang 73-75 - 2009
Alvaro Alonso1,2, Cari Jo Clark3
1Division of Epidemiology and Community Health, School of Public Health, University of Minnesota, Minneapolis, MN, USA
2Department of Preventive Medicine and Public Health, School of Medicine, University of Navarra, Pamplona, Spain
3Department of Medicine, School of Medicine, University of Minnesota, Minneapolis, MN, USA

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