<span style="color: #222222;">In our series 'Expert Speak' on All India Radio, we bring you the views of the leading medical experts on COVID-19. </span><br />” <br />” <span style="color: #222222;">Dr S. Rajeshwari, Department of Anesthesiology, AIIMS has advised people to maintain hand hygiene to break the chain of the infection. Dr Purva Mathur, Professor Lab Medicine, AIIMS&nbsp; has said that physical distancing is very important to check the spread of virus.</span><br />” &nbsp;