Prevalence of symptoms of gastrointestinal tract among clinical manifestations of COVID-19

As of the first quarter of 2021, more than 133,796,059 confirmed cases and 2,903,696 deaths were reported worldwide due to the emergence of infection caused by the new coronavirus, COVID-19 («Coronavirus disease 2019») [1]. Due to the emergence of infection caused by the new coronavirus COVID-19, and the difficulties in diagnosing and treating this disease, with an ever-increasing cases, the study and description of this infection is important for scientists and medical professionals around the world. Due to the lack of clarity of the symptoms of COVID-19, we conducted an observational study aimed at identifying the prevalence and severity of gastrointestinal symptoms with an e-survey platform named «Survio: Online Survey Software» using the Internet.