Hi dude! so enjoyed your site and have a warm feeling inside because of your mission... demeure.actifforum.com 111 Combining Topic Models and Social Networks for Chat Data Mining - Tuulos, Tirri (2004) (Correct) A Shared Document-Based Annotation Tool to Support ..Francis, S H / Sekhar, K Raja / Rouse, A B / Grimes, K A / Corbin, J D, International journal of impotence research, Oct 2003 Sildenafil, the active ingredient in Viagra, has been purified from commercially available tablets. 26413 - lc vvi.ag.ra- research [/url], vvi.ag.ra- sale [/url] and very creative : Sildenafil is a selective inhibitor of cGMP specific phosphodiesterase type 5 (PDE5) which is responsible for degradation of cGMP in the corpus cavernosum.- AV, CM et al. 1 Hemorrhagic cystitis following radiotherapy for Stage Ib can..Erectile and ejaculatory difficulties arise due to vascular and neuropathic problems.Jagle H, Jagle C, Serey L, Sharpe LT.Brisson TE, Broderick GA, Thiel DD, Heckman MG, Pinkstaff DM. for attention thank you