APA

Dean J., Hackett G. I., Gentile V., Pirozzi-Farina F., Rosen R. C., Zhao Y., Warner M. R. & Beardsworth A. (20061017). 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. : The journal of sexual medicine.

Chicago

Dean John, Hackett Geoffrey I, Gentile Vincezo, Pirozzi-Farina Furio, Rosen Raymond C, Zhao Yanli, Warner Margaret R and Beardsworth Anthony. 20061017. 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. : The journal of sexual medicine.

Harvard

Dean J., Hackett G. I., Gentile V., Pirozzi-Farina F., Rosen R. C., Zhao Y., Warner M. R. and Beardsworth A. (20061017). 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. : The journal of sexual medicine.

MLA

Dean John, Hackett Geoffrey I, Gentile Vincezo, Pirozzi-Farina Furio, Rosen Raymond C, Zhao Yanli, Warner Margaret R and Beardsworth Anthony. 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. : The journal of sexual medicine. 20061017.