Effectiveness of Facebook Groups and Pages on Participant Recruitment Into a Randomized Controlled Trial During the COVID-19 Pandemic: Descriptive Study.
Kirstie H T W WongWallis C Y LauKenneth Keng Cheung ManAndrea BilbowPatrick IpLi WeiPublished in: Journal of medical Internet research (2023)
International Standard Randomized Controlled Trial Number (ISRCTN) 15281572; https://www.isrctn.com/ISRCTN15281572.