Correction to: BMC Nursing 20, 191 (2021)

https://doi.org/10.1186/s12912-021-00710-3

Following publication of the original article [1], the author noticed the author affiliations 2, 4 and 9 were the same department, they need to be unified to affiliation 2.

The correct author affiliations have been updated in this Correction.

The original article [1] has been updated.