1. Division of Gastroenterology; School of Medicine; Marmara University; Istanbul Turkey
2. Division of Gastroenterology; New York University Langone Health; New York NY USA
3. Department of Internal Medicine; The Brooklyn Hospital Center; Brooklyn NY USA
4. Department of Population Health; New York University Langone Health; New York NY USA
5. NYU Health Sciences Library; New York University Langone Health; New York NY USA