L Smeeth1, A Haines, S Ebrahim. 1. Department of Primary Care and Population Sciences, Royal Free and University College Medical School, University College London, London NW3 2PF.
Authors: J R Downs; M Clearfield; S Weis; E Whitney; D R Shapiro; P A Beere; A Langendorfer; E A Stein; W Kruyer; A M Gotto Journal: JAMA Date: 1998-05-27 Impact factor: 56.272