APA Citation

Wang, Y., Fu, P., Li, J., Jing, Z., Wang, Q., Zhao, D., & Zhou, C. (2021). Changes in psychological distress before and during the COVID-19 pandemic among older adults: The contribution of frailty transitions and multimorbidity. Age Ageing.

Chicago Style Citation

Wang, Yi, Peipei Fu, Jie Li, Zhengyue Jing, Qiong Wang, Dan Zhao, and Chengchao Zhou. "Changes in Psychological Distress Before and During the COVID-19 Pandemic Among Older Adults: The Contribution of Frailty Transitions and Multimorbidity." Age Ageing 2021.

MLA Citation

Wang, Yi, et al. "Changes in Psychological Distress Before and During the COVID-19 Pandemic Among Older Adults: The Contribution of Frailty Transitions and Multimorbidity." Age Ageing 2021.

Warning: These citations may not always be 100% accurate.