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Patterns of switching phosphodiesterase type 5 inhibitors in the treatment of erectile dysfunction: results from the Erectile Dysfunction Observational Study.
Hatzichristou D, Haro JM, Martin-Morales A, von Keitz A, Riley A, Bertsch J, Belger M, Wolka AM, Beardsworth A; EDOS Group. Hatzichristou D, et al. Among authors: beardsworth a. Int J Clin Pract. 2007 Nov;61(11):1850-62. doi: 10.1111/j.1742-1241.2007.01560.x. Epub 2007 Sep 10. Int J Clin Pract. 2007. PMID: 17850306 Free article.
Therapeutic effectiveness and patient satisfaction after 6 months of treatment with tadalafil, sildenafil, and vardenafil: results from the erectile dysfunction observational study (EDOS).
Martin-Morales A, Haro JM, Beardsworth A, Bertsch J, Kontodimas S; EDOS Group. Martin-Morales A, et al. Among authors: beardsworth a. Eur Urol. 2007 Feb;51(2):541-50; discussion 550. doi: 10.1016/j.eururo.2006.09.027. Epub 2006 Oct 16. Eur Urol. 2007. PMID: 17084518 Clinical Trial.
Psychosocial outcomes and drug attributes affecting treatment choice in men receiving sildenafil citrate and tadalafil for the treatment of erectile dysfunction: results of a multicenter, randomized, open-label, crossover study.
Dean J, Hackett GI, Gentile V, Pirozzi-Farina F, Rosen RC, Zhao Y, Warner MR, Beardsworth A. Dean J, et al. Among authors: beardsworth a. J Sex Med. 2006 Jul;3(4):650-661. doi: 10.1111/j.1743-6109.2006.00261.x. J Sex Med. 2006. PMID: 16839321 Clinical Trial.
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