Authors: Meuleman, E Cuzin, B Opsomer, RJ Hartmann, U Bailey, MJ Maytom, MC Smith, MD Osterloh, IH

Citation: E. Meuleman et al., A dose-escalation study to assess the efficacy and safety of sildenafil citrate in men with erectile dysfunction, BJU INT, 87(1), 2001, pp. 75-81

Authors: Giuliano, F Hultling, C El Masry, WS Luchner, E Stien, R Maytom, MC Orr, M Smith, MD Osterloh, IH

Citation: F. Giuliano et al., Sildenafil citrate (VIAGRA (R)): a novel oral treatment for erectile dysfunction caused by traumatic spinal cord injury, INT J CL PR, 1999, pp. 24-26

Authors: Hartmann, U Meuleman, EJH Cuzin, B Emrich, HM Declercq, GA Bailey, MJ Maytom, MC Smith, MD Osterloh, IH

Citation: U. Hartmann et al., Sildenafil citrate (VIAGRA (R)): analysis of preferred doses in a European, six-month, double-blind, placebo-controlled, flexible dose-escalation study in patients with erectile dysfunction, INT J CL PR, 1999, pp. 27-29

Authors: Gingell, C Buvat, J Jardin, A Olsson, AM Dinsmore, WW Maytom, MC Orr, MM Smith, MD Osterloh, IH

Citation: C. Gingell et al., Sildenafil citrate (VIAGRA (R)), an oral treatment for erectile function: 1-year, open-label, extension studies, INT J CL PR, 1999, pp. 30-31

Authors: Maytom, MC Derry, FA Dinsmore, WW Glass, CA Smith, MD Orr, M Osterloh, IH

Citation: Mc. Maytom et al., A two-part pilot study of sildenafil (Viagra (TM)) in men with erectile dysfunction caused by spinal cord injury, SPINAL CORD, 37(2), 1999, pp. 110-116

Authors: Derry, FA Dinsmore, WW Fraser, M Gardner, BP Glass, CA Maytom, MC Smith, MD

Citation: Fa. Derry et al., Efficacy and safety of oral sildenafil (Viagra) in men with erectile dysfunction caused spinal cord injury, NEUROLOGY, 51(6), 1998, pp. 1629-1633