1. Digital solutions to fight COVID-19,2020
2. Application of mobile health to support the elderly during the COVID-19 outbreak: a systematic review;Abbaspur-Behbahani;Health Policy Technol,2022
3. Mobile health apps on COVID-19 launched in the early days of the pandemic: content analysis and review;Ming;JMIR Mhealth Uhealth,2020
4. European Parliament. Lifting coronavirus restrictions. The role of therapeutics, testing, and contact-tracing apps. July 2020, www.europarl.europa.eu/RegData/etudes/IDAN/2020/652016/EPRS_IDA(2020)652016_EN.pdf.
5. Observational study of UK mobile health apps for COVID-19;Chidambaram;Lancet Digit Health,2020