Funding for this research was provided by:
The Deanship of Scientific Research (DSR), King Abdulaziz University (DF-256-130-1441)
Text and Data Mining valid from 2020-05-05
Received: 6 November 2019
Accepted: 16 April 2020
First Online: 5 May 2020
: The authors declare that they have no competing interests.