Correction to: BMC Health Serv Res 21, 1053 (2021)

https://doi.org/10.1186/s12913-021-07069-w

Following publication of the original article [1], an error was identified in the article title. The first letter of the word “Care” should not be capitalized.

The article title should read, and the change has been highlighted in bold typeface.

Does integrated medical insurance system alleviate the difficulty of using cross-region health care for the Migrant Parents in China-- evidence from the China migrants dynamic survey.

In addition, the city and country of the author affiliation 3 are incorrect. The updated author affiliation 3 should be:

University of International Business and Economics, Institute of International Economy, Beijing, China.

The original article [1] has been corrected.