Correction to: BMC Nursing 20, 191 (2021)
https://doi.org/10.1186/s12912-021-00710-3
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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.
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