Cite
APA Citation
Walzer, E., Saadi, M., Malik, Z., Schey, R., Parkman, H., & Ehrlich, A. C. (n.d.). vigorous Peristalsis During Multiple Rapid Swallows Does Not Predict Acid Reflux by pH Impedance Testing. American journal of gastroenterology, 111, . http://access.bl.uk/ark:/81055/vdc_100123020482.0x00002d