RT Journal Article SR Electronic T1 Amyotrophic lateral sclerosis: A global threat with a possible difference in risk across ethnicities JF Neurology JO Neurology FD Lippincott Williams & Wilkins SP E17 OP E17 DO 10.1212/01.wnl.0000260229.42772.a6 VO 68 IS 13 A1 Logroscino, Giancarlo A1 Armon, Carmel YR 2007 UL http://n.neurology.org/content/68/13/E17.abstract AB