Citação norma APA

(2021). Efficacy and safety of acupuncture therapy for COVID-19: A protocol for systematic review and meta-analysis: Retraction. Medicine (Baltimore).

Citação norma Chicago

"Efficacy and Safety of Acupuncture Therapy for COVID-19: A Protocol for Systematic Review and Meta-analysis: Retraction." Medicine (Baltimore) 2021.

Citação norma MLA

"Efficacy and Safety of Acupuncture Therapy for COVID-19: A Protocol for Systematic Review and Meta-analysis: Retraction." Medicine (Baltimore) 2021.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.