APA (7th ed.) Citation

H, C., & X, L. Beware of Hip Fractures in the Elderly [Letter]. Dove Medical Press.

Chicago Style (17th ed.) Citation

H, Cao, and Liu X. Beware of Hip Fractures in the Elderly [Letter]. Dove Medical Press.

MLA (9th ed.) Citation

H, Cao, and Liu X. Beware of Hip Fractures in the Elderly [Letter]. Dove Medical Press.

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