APA (7th ed.) Citation

Howick, J., Bishop, F., Heneghan, C., Wolstenholme, J., Stevens, S., Hobbs, R., & Lewith, G. (2013). Placebo use in the United kingdom: Results from a national survey of primary care practitioners. Public Library of Science.

Chicago Style (17th ed.) Citation

Howick, J., F. Bishop, C. Heneghan, J. Wolstenholme, S. Stevens, R. Hobbs, and G. Lewith. Placebo Use in the United Kingdom: Results from a National Survey of Primary Care Practitioners. Public Library of Science, 2013.

MLA (9th ed.) Citation

Howick, J., et al. Placebo Use in the United Kingdom: Results from a National Survey of Primary Care Practitioners. Public Library of Science, 2013.