Wang F, Ping Li MM, Ji G-Z et al. An analysis of 342 patients with refractory gastroesophageal reflux disease symptoms using questionnaires, high-resolution manometry, and impedance-pH monitoring. Medicine. 2017;96(5):1-6.

[pdf-embedder url=”https://iwgco.net/wp-content/uploads/securepdfs/2021/12/Wang-2017.pdf” title=”Wang 2017″]

IWGCO Email Support

Please contact us if you are having trouble using an IWGCO educati0nal program.  We will do our best to respond promptly to your email, but please keep in mind that IWGCO is a voluntary organization.