Citation: Phadnis R, Perera U, Lea V, et al. Designing and Validating a Survey for National-Level Data During the COVID-19 Pandemic in Sri Lanka: Cross-Sectional Mobile Phone Surveys. JMIR Form Res. 2024;8:e49708. Published 2024 Nov 8. doi:10.2196/49708
- Solmapp
- 16 Apr 2026
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