PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11706094-4 2001 Previously they had demonstrated a reduction in N-acetyl aspartate/creatine + phosphocreatine (NAA/[Cr + PCr]) measured by (1)H-MRS in the subcortical white matter in the motor cortex region in the patients with bulbar-onset ALS. Phosphocreatine 78-93 superoxide dismutase 1 Homo sapiens 225-228