APA (7th ed.) Citation

C, G., & H, N. (2018). Frailty assessment in older adults with chronic obstructive respiratory diseases. Clinical interventions in aging, 13, 1513. https://doi.org/10.2147/CIA.S173239

Chicago Style (17th ed.) Citation

C, Guan, and Niu H. "Frailty Assessment in Older Adults with Chronic Obstructive Respiratory Diseases." Clinical Interventions in Aging 13 (2018): 1513. https://doi.org/10.2147/CIA.S173239.

MLA (9th ed.) Citation

C, Guan, and Niu H. "Frailty Assessment in Older Adults with Chronic Obstructive Respiratory Diseases." Clinical Interventions in Aging, vol. 13, 2018, p. 1513, https://doi.org/10.2147/CIA.S173239.