APA (7th ed.) Citation

Zhang, J., & Zhang, H. The association of body roundness index and body mass index with frailty and all-cause mortality: A study from the population aged 40 and above in the United States. BMC.

Chicago Style (17th ed.) Citation

Zhang, Jianqiang, and Huifeng Zhang. The Association of Body Roundness Index and Body Mass Index with Frailty and All-cause Mortality: A Study from the Population Aged 40 and Above in the United States. BMC.

MLA (9th ed.) Citation

Zhang, Jianqiang, and Huifeng Zhang. The Association of Body Roundness Index and Body Mass Index with Frailty and All-cause Mortality: A Study from the Population Aged 40 and Above in the United States. BMC.

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