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*{{pmid15173052}}
*<b>[http://www.kidney.de/mlpefetch.php?search=15173052 The clinician as investigator: participating in clinical trials in the practice setting: Appendix 1: fundamentals of study design ]</b> Circulation 2004; 109(21) ; e302-4 Lader EW; Cannon CP; Ohman EM; Newby LK; Sulmasy DP; Barst RJ; Fair JM; Flather M; Freedman JE; Frye RL; Hand MM; Jesse RL; Van de Werf F; Costa F
*15173052*