Text and Data Mining valid from 2019-08-20
Received: 30 August 2018
Accepted: 5 August 2019
First Online: 20 August 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee and Institutional Review Board of Jamia Millia Islamia, New Delhi and Rajiv Gandhi Cancer Institute and Research Centre, New Delhi, India. All participating patients have signed a prior informed written consent.
: Not applicable
: The authors declare that they have no competing interests.