Correction to: Calling for improved quality in the registration of traditional Chinese medicine during the public health emergency: a survey of trial registries for COVID-19, H1N1, and SARS

Correction to: Trials 22, 188 (2021)

https://doi.org/10.1186/s13063-021-05113-y

Following publication of the original article [1], we have been notified of a correction to Fig. 1 (Excluded non-TCM trials COVID-19).

Fig. 1.

Flow diagram of record screening. ICTRP, International Clinical Trials Registry Platform; ChiCTR, Chinese Clinical Trial Registry; TCM, traditional Chinese medicine; COVID-19, coronavirus disease 2019; H1N1, H1N1 influenza; SARS, severe acute respiratory syndrome

• Originally published Fig. 1:

• Corrected Fig. 1:

The original article has been corrected.