APA (7th ed.) Citation

Aigner, T., & Richter, W. (2012). OA in 2011: Age-related OA : a concept emerging from infancy? Nature reviews. Rheumatology, 8(2), . https://doi.org/10.1038/nrrheum.2011.206

Chicago Style (17th ed.) Citation

Aigner, Thomas, and Wiltrud Richter. "OA in 2011: Age-related OA : A Concept Emerging from Infancy?" Nature Reviews. Rheumatology 8, no. 2 (2012). https://doi.org/10.1038/nrrheum.2011.206.

MLA (9th ed.) Citation

Aigner, Thomas, and Wiltrud Richter. "OA in 2011: Age-related OA : A Concept Emerging from Infancy?" Nature Reviews. Rheumatology, vol. 8, no. 2, 2012, https://doi.org/10.1038/nrrheum.2011.206.