RT Journal Article SR Electronic T1 Telehealth demand trends in COVID-19: an infodemiological evaluation of the top 50 most affected countries JF Future Healthcare Journal JO Future Healthc J FD Royal College of Physicians SP 20 OP 20 DO 10.7861/fhj.8-1-s20 VO 8 IS Suppl 1 A1 Mark Wong A1 Yih-Chung Tham A1 Dinesh Gunasekaran YR 2021 UL http://www.rcpjournals.org/content/8/Suppl_1/20.abstract AB