Published on in Vol 7, No 4 (2019): April
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/12652, first published
.
![Improving Linkage to and Retention in Care in Newly Diagnosed HIV-Positive Patients Using Smartphones in South Africa: Randomized Controlled Trial Improving Linkage to and Retention in Care in Newly Diagnosed HIV-Positive Patients Using Smartphones in South Africa: Randomized Controlled Trial](https://asset.jmir.pub/assets/2bd5bb6043d9385caba5627923401856.png 480w,https://asset.jmir.pub/assets/2bd5bb6043d9385caba5627923401856.png 960w,https://asset.jmir.pub/assets/2bd5bb6043d9385caba5627923401856.png 1920w,https://asset.jmir.pub/assets/2bd5bb6043d9385caba5627923401856.png 2500w)
1 Wits Reproductive Health and HIV Institute, University of Witwatersrand, Johannesburg, South Africa
2 World Bank, World Bank Group, Washington, DC, United States
3 National Health Laboratory Service (NHLS), Johannesburg, South Africa
†deceased