http://www.slideworld.org/Search And Share Online Medical Powerpoint Presentationshttp://www.slideworld.org/viewslides.aspx/Pericarditis-ppt-2842504Pericardial diseases- SlidesSun, 26 Apr 2009 00:43:22 GMThttp://www.slideworld.org/viewslides.aspx/Pericarditis-ppt-2842503Pericardial diseases- SlidesSun, 26 Apr 2009 00:38:16 GMT