Retraction Note: Assessing cardiorespiratory fitness of soccer players: is test specificity the issue?-a review.

The editors have retracted this article [1] because it contains substantial text and figure overlap with the following articles [2-5].

Correction to: Sports Med Open (2018) 4:28.

https://doi.org/10.1186/s40798-018-0134-3

The editors have retracted this article [1] because it contains substantial text and figure overlap with the following articles [J Sports Sci Med. 2016 ">2-5]. The first author, Monèm Jemni, has not confirmed whether he agrees or disagrees with this retraction; the second and third authors, Mohammad Shoaib Prince and Julien S. Baker, agree with this retraction.