The stages of amyotrophic lateral sclerosis (ALS)
Lou Gehrig's final years
Lou Gehrig (Baseball Player) - On This Day
How Lou Gehrig Fought the Deadly Disease Named After Him
Lou Gehrig: Career retrospective
Gehrig's Final Hit: A Single on a Cold April Day in the Bronx - The New York Times
Lou Gehrig's final years
Lou Gehrig: The Lost Memoir: 9781982132392: Gaff, Alan D.: Books
Lou Gehrig - Baseball Hall of Fame Biographies
Lou Gehrig - Wikipedia
Gehrig's pro career started four years before he became Yankees' first baseman
Lou Gehrig's Final Resting Place - Clio
Lou Gehrig - Disease, Stats & Quotes
Revisiting death of Yankees legend Lou Gehrig 80 years later