APA (7th ed.) Citation

Nugraha, B., Gutenbrunner, C., Barke, A., Karst, M., Schiller, J., Schaefer, P., . . . Treede, R. (2019). The IASP classification of chronic pain for ICD-11 - functioning properties of chronic pain. Pain, 160(1), . https://doi.org/10.1097/j.pain.0000000000001433

Chicago Style (17th ed.) Citation

Nugraha, Boya, et al. "The IASP Classification of Chronic Pain for ICD-11 - Functioning Properties of Chronic Pain." Pain 160, no. 1 (2019). https://doi.org/10.1097/j.pain.0000000000001433.

MLA (9th ed.) Citation

Nugraha, Boya, et al. "The IASP Classification of Chronic Pain for ICD-11 - Functioning Properties of Chronic Pain." Pain, vol. 160, no. 1, 2019, https://doi.org/10.1097/j.pain.0000000000001433.