title: Trace element studies in amyotrophic lateral sclerosis (ALS).
mesh_terms: D000690:Amyotrophic Lateral Sclerosis / Q000134:cerebrospinal fluid / Q000378:metabolism*; D001842:Bone and Bones / Q000378:metabolism; D003035:Cobalt / Q000378:metabolism; D006801:Humans; D008099:Liver / Q000378:metabolism; D013116:Spinal Cord / Q000378:metabolism; D014131:Trace Elements / Q000134:cerebrospinal fluid / Q000378:metabolism*
chemical_list: D014131:Trace Elements; D003035:Cobalt