“…At present, after the exclusion of cardiac causes, the suggested best test in the evaluation of NCCP is 24‐h esophageal pH monitoring combined with symptom analysis 11–13 . However, in practice, endoscopy, PPI test and chest radiograph were most frequently ordered by cardiologists, gastroenterologists and primary care physicians in the Asia Pacific region 8–10 . pH studies are not frequently utilized in this region.…”