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A double-blind, randomised- placebo, controlled, parallel group, multicentre, flexible-dose escalation study to assess the efficacy and safety of sildenafil administered as required to male outpatients with erectile dysfunction in Korea.
Choi HK, Ahn TY, Kim JJ, Kim SC, Paick JS, Suh JK, Kim HS, Kim YK, Lee WH, Oh BH, Park CH, Ryu WS, Chung TG, Kim SW, Lee WH, Moon DG, Ryu DS, Seo KK, Kim DK, Lee DS. Choi HK, et al. Among authors: paick js. Int J Impot Res. 2003 Apr;15(2):80-6. doi: 10.1038/sj.ijir.3900944. Int J Impot Res. 2003. PMID: 12789384 Clinical Trial.
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