Manickavel, Suresh
Article History
Received: 26 June 2020
Revised: 20 August 2020
Accepted: 24 August 2020
First Online: 15 October 2020
Compliance with ethical standards
:
: I declare that there is no conflict of interest.
: Not applicable as no patients were involved.
: Not applicable as no experiments were performed.
: Not applicable as this is a review of basic science principle.