By Dr. Rajkumar Wadhwa, M.D., D.M., FASGE, Chief Gastroenterologist and HoD, Institute of Gastrosciences, Apollo BGS Hospitals, Mysuru India has been hit with the second wave of the novel Coronavirus (also known as COVID-19), a lethal contagion that predominantly affects the  respiratory system. While a significant number of patients successfully recover, a small proportion develop…