Eur J Gastroenterol Hepatol 2020 08;32(8):1046-1053
aGastroenterology and Hepatology Unit, Internal Medicine Department bTropical Medicine Department, Faculty of Medicine, Zagazig University, Zagazig cHepatology, Gastroenterology and Infectious Diseases Department, Faculty of Medicine, Kafrelsheikh University, Kafrelsheikh dCommunity Medicine Department, Faculty of Medicine, Suez Canal University, Ismailia, Egypt.