PT - JOURNAL ARTICLE AU - HUGH F THOMAS TI - Medical research in the Rhondda valleys AID - 10.1136/pgmj.75.883.257 DP - 1999 May 01 TA - Postgraduate Medical Journal PG - 257--259 VI - 75 IP - 883 4099 - http://pmj.bmj.com/content/75/883/257.short 4100 - http://pmj.bmj.com/content/75/883/257.full SO - Postgrad Med J1999 May 01; 75