1. https://community.dhis2.org/t/dhis2-for-covid-19-surveillance-sri-lankan-use-case/38516.
2. https://www.fda.gov/regulatory-information/search-fda-guidance-documents/enforcement-policy-non-invasive-remote-monitoring-devices-used-support-patient-monitoring-during.
3. https://www.mohfw.gov.in/pdf/Telemedicine.pdf.
4. https://hitconsultant.net/2020/03/25/detect-study-wearable-data-detection-viral-illness/#.XocP1YgzY2w.
5. https://ouraring.com/ucsf-tempredict-study.