Received: 29 October 2020
Accepted: 4 April 2021
First Online: 21 April 2021
: The study was approved by the ethics committees of the International Center for Diarrhoeal Disease Research, Bangladesh and Bangladesh Specialized Hospital, Bangladesh.
: The patient’s wife gave written informed consent on behalf of the patient (as the patient was unable to sign due to weakness).
: No authors have financial, professional, or personal conflict of interest that may influence this manuscript to disclose.