TY - RPRT TI - Decrease of S100 beta protein in serum of patients with amyotrophic lateral sclerosis. AU - M Otto AU - E Bahn AU - J Wiltfang AU - I Boekhoff AU - W Beuche PY - 1998 DO - 10.1016/s0304-3940(97)00947-6 UR - https://pubmed.ncbi.nlm.nih.gov/9502231/ ID - 9502231 ER -