“…Fifty‐eight patients reported comorbidities such as hepato‐gastric diseases, including liver cirrhosis (Delaporte, 2010; Joske, 1978; Seyama et al., 2006), hiatal hernia (Valenzuela et al., 1989), gastroesophageal reflux (Valenzuela et al., 1989) and dysphagia (Delaporte, 2010; Moisset et al., 2013; Valenzuela et al., 1989); cardiac diseases, including angina, hypertension, and myocardial infarctions (Abu‐khalaf et al., 2015; Dartevel et al., 2015; Henderson & Péloquin, 1989; Seyama et al., 2006; Wang et al., 2016); respiratory diseases such as asthma (Sergent et al., 2015); visceral diseases including splenomegaly, Crohn's disease, previous cholecystectomy, and irritable bowel syndrome (Dartevel et al., 2015; Joske, 1978; Sefa et al., 2016; Seyama et al., 2006; Valero et al., 1985); and systemic diseases such as Hepatitis C Virus (HCV) positive, haemophilia, neurological amyotrophy and diabetes (Caldicott et al., 2004; Dartevel et al., 2015; Park et al., 2010; Seyama et al., 2006).…”