A Placebo-Controlled, Multicenter, Randomized, Double-Blind, Flexible-Dose,Two-Way Crossover Study to Evaluate the Efficacy and Safety of Sildenafil in Men With Traumatic Spinal Cord Injury and Erectile Dysfunction
2008 ◽
Vol 31
(5)
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pp. 522-531
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2005 ◽
Vol 4
(3)
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pp. 137
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2007 ◽
Vol 64
(11)
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pp. 1584
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2015 ◽
Vol 39
(3)
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pp. 272-280
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