1. Department of Neurology The Pennsylvania State University College of Medicine, Hershey Pennsylvania,
2. Department of Public Health Sciences, The Pennsylvania State University College of Medicine, Hershey Pennsylvania,
3. Department of Public Health Sciences & Office for Scholarship in Learning and Education Research, The Pennsylvania State University College of Medicine, Hershey Pennsylvania,
4. ALS Association Greater Philadelphia Chapter, Ambler Pennsylvania, and
5. Department of Neurology and Humanities, The Pennsylvania State University College of Medicine, Hershey Pennsylvania, USA