PT - JOURNAL ARTICLE AU - Costiniuk, Cecilia T. AU - MacPherson, Paul A. TI - Neurocognitive and psychiatric changes as the initial presentation of neurosyphilis AID - 10.1503/cmaj.121146 DP - 2013 Apr 02 TA - Canadian Medical Association Journal PG - 499--503 VI - 185 IP - 6 4099 - http://www.cmaj.ca/content/185/6/499.short 4100 - http://www.cmaj.ca/content/185/6/499.full SO - CMAJ2013 Apr 02; 185