1. World Bank Blogs.COVID‐19 will Hit the Poor the Hardest. Here's What we can Do About It.2020.https://blogs.worldbank.org/voices/COVID-19-will-hit-poor-hardest-heres-what-we-can-do-about-it. Accessed July 2 2020.
2. Multidimensional poverty and COVID‐19 risk factors: a rapid overview of interlinked deprivations across 5.7 billion people;Alkire S;OPHI Briefing,2020
3. WHO.Coronavirus Disease (COVID‐19) Advice for the Public: Myth Busters.2020.https://www.who.int/emergencies/diseases/novel-coronavirus-2019/advice-for-public/myth-busters?gclid=CjwKCAjwxev3BRBBEiwAiB_PWIcsaUNyRZ2aAInQJpdDizDoDilLlP37fr4iHl4R6Xz0BKV2ovBB-BoC2egQAvD_BwE#older-people. Accessed July 2 2020.
4. Clinical Characteristics of Coronavirus Disease 2019 in China