Citazione Stile APA (7a Edizione)

Howick, J., & Hoffmann, T. (2018). How placebo characteristics can influence estimates of intervention effects in trials. Canadian Medical Association.

Citazione stile Chigago Style (17a edizione)

Howick, J., e T. Hoffmann. How Placebo Characteristics Can Influence Estimates of Intervention Effects in Trials. Canadian Medical Association, 2018.

Citatione MLA (9a ed.)

Howick, J., e T. Hoffmann. How Placebo Characteristics Can Influence Estimates of Intervention Effects in Trials. Canadian Medical Association, 2018.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.