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 Guo 12ABCDEF , Yanhong Wu 2AB , Li Li 2C , Jing Chen 2C , Shutian Zhang 1AFG* , Chuan Zhang 2BDG*DOI: 10.12659/MSM.927381
Med Sci Monit 2020; 26:e927381
Figure 1 Flowchart showing participant recruitment and patient classification.