21 November 2020 : Clinical Research
The Role of Salivary Pepsin in the Diagnosis of Gastroesophageal Reflux Disease (GERD) Evaluated Using High-Resolution Manometry and 24-Hour Multichannel Intraluminal Impedance-pH Monitoring
Zihao GuoABCDEF, Yanhong WuAB, Jing ChenC, Shutian ZhangAFG, Chuan ZhangBDGDOI: 10.12659/MSM.927381
Med Sci Monit 2020; 26:e927381
Figure 1 Flowchart showing participant recruitment and patient classification.