TY - RPRT TI - CSF silicon in dementia: a prospective study. AU - L A Hershey AU - C O Hershey AU - A W Varnes PY - 1984 DO - 10.1212/wnl.34.9.1197 UR - https://pubmed.ncbi.nlm.nih.gov/6540404/ ID - 6540404 ER -