PT - JOURNAL ARTICLE AU - J S McDaniel TI - Could natural killer cell activity be linked to the reduced incidence of cancer in schizophrenic patients? AID - 10.1136/jech.44.2.174-a DP - 1990 Jun 01 TA - Journal of Epidemiology and Community Health PG - 174 VI - 44 IP - 2 4099 - http://jech.bmj.com/content/44/2/174.2.short 4100 - http://jech.bmj.com/content/44/2/174.2.full SO - J Epidemiol Community Health1990 Jun 01; 44