APA (7th ed.) Citation

Silva, A., Punt, T., Sharples, P., Vilas-Boas, J., & Johnson, M. (1000). Head Posture and Neck Pain of Chronic Nontraumatic Origin: A Comparison Between Patients and Pain-Free Persons.

Chicago Style (17th ed.) Citation

Silva, Anabela, TD Punt, P. Sharples, JP Vilas-Boas, and MI Johnson. Head Posture and Neck Pain of Chronic Nontraumatic Origin: A Comparison Between Patients and Pain-Free Persons. 1000.

MLA (8th ed.) Citation

Silva, Anabela, et al. Head Posture and Neck Pain of Chronic Nontraumatic Origin: A Comparison Between Patients and Pain-Free Persons. 1000.