Trad, K. S., Simoni, G., Barnes, W. E., Shughoury, A. B., Raza, M., Heise, J. A., . . . Mavrelis, P. G. (2014). Efficacy of transoral fundoplication for treatment of chronic gastroesophageal reflux disease incompletely controlled with high-dose proton-pump inhibitors therapy: A randomized, multicenter, open label, crossover study. BMC Gastroenterol.

Trad, Karim Sami, Gilbert Simoni, William Edris Barnes, Ahmad Bassel Shughoury, Mamoon Raza, Jeffrey Alan Heise, Daniel Gilles Turgeon, Mark Alan Fox, and Peter George Mavrelis. "Efficacy of Transoral Fundoplication for Treatment of Chronic Gastroesophageal Reflux Disease Incompletely Controlled With High-dose Proton-pump Inhibitors Therapy: A Randomized, Multicenter, Open Label, Crossover Study." BMC Gastroenterol 2014.

Trad, Karim Sami, et al. "Efficacy of Transoral Fundoplication for Treatment of Chronic Gastroesophageal Reflux Disease Incompletely Controlled With High-dose Proton-pump Inhibitors Therapy: A Randomized, Multicenter, Open Label, Crossover Study." BMC Gastroenterol 2014.