Mobile Phone Network Data in the COVID-19 era: A systematic review of applications, socioeconomic factors affecting compliance to non-pharmaceutical interventions, privacy implications, and post-pandemic economic recovery strategies - Mohammed Okmi; Tan Fong Ang; Muhammad Faiz Mohd Zaki; Chin Soon Ku; Koo Yuen Phan; Irfan Wahyudi; Lip Yee Por (PLoS ONE, 2025)