Correction: BMC Health Services Research 22, 1591 (2022)

https://doi.org/10.1186/s12913-022-08991-3

Following publication of the original article [1], the authors identified an error in the author name (middle initial) of John H. Powers.

The incorrect author name is: John D. Powers

The correct author name is: John H. Powers

In addition, the authors identified an error in the affiliation of John H. Powers (affiliation 4): it was corrected from ‘Clinical Research Directorate, Frederick National Laboratory for Cancer Research’ to ‘George Washington University School of Medicine’.

The author group and list of affiliations has been updated above and the original article [1] has been corrected.