Funding for this research was provided by:
Tata Memorial Centre (Intramural grant)
Text and Data Mining valid from 2020-01-10
Received: 10 September 2019
Accepted: 26 December 2019
First Online: 10 January 2020
Ethics approval and consent to participate
: The study was approved by the institutional review board. Written informed consent was taken from the patients or their legal representatives.
: Not applicable as the individual patient details, images or videos are not included.
: The authors declare that they have no competing interests.