APA (7th ed.) Citation

Ripon, R. K., & Maleki, N. Association between chronic pain and substance use. Nature Portfolio.

Chicago Style (17th ed.) Citation

Ripon, Rezaul Karim, and Nasim Maleki. Association Between Chronic Pain and Substance Use. Nature Portfolio.

MLA (9th ed.) Citation

Ripon, Rezaul Karim, and Nasim Maleki. Association Between Chronic Pain and Substance Use. Nature Portfolio.

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