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Peters, Susan and Visser, Anne E and D'Ovidio, Fabrizio and Vlaanderen, Jelle and Portengen, Lützen and Beghi, Ettore and Chio, Adriano and Logroscino, Giancarlo and Hardiman, Orla and Pupillo, Elisabetta and Veldink, Jan H and Vermeulen, Roel and van den Berg, Leonard H (2020) Effect modification of the association between total cigarette smoking and ALS risk by intensity, duration and time-since-quitting: Euro-MOTOR. Journal of Neurology, Neurosurgery, and Psychiatry , 91 , (1) .