APA (7th ed.) Citation

Fay, M., & Black, M. Risk factors for low back pain amongst adults in Nigeria and South Africa:  a systematic review. BMC.

Chicago Style (17th ed.) Citation

Fay, Matthew, and Michelle Black. Risk Factors for Low Back Pain Amongst Adults in Nigeria and South Africa:  a Systematic Review. BMC.

MLA (9th ed.) Citation

Fay, Matthew, and Michelle Black. Risk Factors for Low Back Pain Amongst Adults in Nigeria and South Africa:  a Systematic Review. BMC.

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