PT - JOURNAL ARTICLE AU - Marco H Blanker AU - Siep Thomas AU - Arthur M Bohnen TI - Systematic review of Viagra RCTs. DP - 2002 Apr 01 TA - British Journal of General Practice PG - 329--329 VI - 52 IP - 477 4099 - http://bjgp.org/content/52/477/329.1.short 4100 - http://bjgp.org/content/52/477/329.1.full SO - Br J Gen Pract2002 Apr 01; 52