TY - RPRT TI - Evidence for a decrease in substance P content of substantia nigra in Huntington's chorea. AU - I Kanazawa AU - E Bird AU - R O'Connell AU - D Powell PY - 1977 DO - 10.1016/0006-8993(77)90919-2 UR - https://pubmed.ncbi.nlm.nih.gov/12860/ ID - 12860 ER -