Dahanayake, Padmini https://orcid.org/0000-0001-8564-0637
Dassanayake, Tharaka L.
Pathirage, Manoji
Senanayake, Saman
Sedgwick, Mike
Weerasinghe, Vajira
Funding for this research was provided by:
University of Peradeniya research grant (This research was funded by University of Peradeniya research grant (URG/2016/44/M) only to purchase the Nicolet Viking Quest machine.)
Article History
Received: 19 April 2020
Accepted: 23 December 2020
First Online: 7 January 2021
Compliance with ethical standards
: Ethical clearance for the study was obtained from the Ethical Review Committee, Faculty of Medicine, University of Peradeniya, Sri Lanka. The study design and protocols complied with the code of ethics of the World Medical Association Declaration of Helsinki []. The procedures were explained, and informed written consent obtained from all participants.