Did Internet Usage Reduce the Impact of COVID-19 on the Mental Health of Middle-Aged and Older Adults? A Difference-in-Differences Study Based on CFPS Data
ORIGINAL RESEARCH article Front. Psychol. Sec. Health Psychology Volume 15 – 2024 | doi: 10.3389/fpsyg.2024.1462398 Provisionally accepted Northwest University, Xi’an, China The final, formatted version of the article will be…