“Effect of Vaginal Sildenafil on the Outcome of In Vitro Fertilization (IVF) After Multiple IVF Failures Attributed to Poor Endometrial Development” (2002), by Geoffrey Sher and Jeffrey Fisch

“Effect of Vaginal Sildenafil on the Outcome of In Vitro Fertilization (IVF) After Multiple IVF Failures Attributed to Poor Endometrial Development” (2002), by Geoffrey Sher and Jeffrey Fisch

Human Papillomavirus (HPV) Strains 16 and 18

Human Papillomavirus (HPV) Strains 16 and 18 */ /*-->*/

George McDonald Church (1954- )

George McDonald Church (1954–)