APA (7th ed.) Citation

Schellack, N., & Annor, A. S. Optimising pain management - An update. AOSIS.

Chicago Style (17th ed.) Citation

Schellack, Natalie, and Ama S. Annor. Optimising Pain Management - An Update. AOSIS.

MLA (9th ed.) Citation

Schellack, Natalie, and Ama S. Annor. Optimising Pain Management - An Update. AOSIS.

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