| Http://: http://en.wikipedia.org/wiki/Amyotrophic_lateral_sclerosis |
| Http://: http://www.ninds.nih.gov/disorders/amyotrophiclateralsclerosis/detail_ALS.htm |
| Http://: http://en.wikipedia.org/wiki/Amyotrophic_lateral_sclerosis |
| Http://: http://www.ninds.nih.gov/disorders/amyotrophiclateralsclerosis/detail_ALS.htm |