The Extracellular Domain of Neurotrophin Receptor p75 as a Candidate Biomarker for Amyotrophic Lateral Sclerosis Shepheard, Stephanie R. ; Chataway, Tim ; Schultz, David W. ; Rush, Robert A. ; Rogers, Mary-Louise Abstract Publication: PLoS ONE Pub Date: January 2014 DOI: 10.1371/journal.pone.0087398 Bibcode: 2014PLoSO...987398S