Smoking may be considered an established risk factor for sporadic ALS.
Weisskopf
M G
MG
Gallo
V
V
O'Reilly
E J
EJ
Vineis
P
P
Ascherio
A
A
D000690:Amyotrophic Lateral Sclerosis / Q000453:epidemiology* / Q000209:etiology*; D019317:Evidence-Based Medicine; D005260:Female; D006801:Humans; D008297:Male; D012907:Smoking / Q000009:adverse effects*