Fries, Roland <br/><br/>
Sildenafil in the treatment of Raynaud's phenomenon resistant to vasodilatory therapy.  [electronic resource] 

 -  Circulation  Nov 2005 
 - 2980-5 p.  digital 
<br/><br/> Publication Type: Controlled Clinical Trial; Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1524-4539 
<br/><br/><label>Standard No.: </label>10.1161/CIRCULATIONAHA.104.523324  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>Blood Flow Velocity--drug effects<br/>Connective Tissue Diseases--complications<br/>Cross-Over Studies<br/>Double-Blind Method<br/>Drug Resistance<br/>Female<br/>Humans<br/>Male<br/>Middle Aged<br/>Patient Selection<br/>Piperazines--adverse effects<br/>Purines<br/>Raynaud Disease--drug therapy<br/>Scleroderma, Systemic--complications<br/>Sildenafil Citrate<br/>Sulfones<br/>Treatment Outcome<br/>Vasodilation<br/>Vasodilator Agents--adverse effects