Diet diversity and food quality score in male football players and healthy non-athlete controls in relation to oxidative stress biomarkers: a descriptive-analytical study.

"Declarations Ethical approval and consent to participateThis study was conducted in accordance with the ethical standards of the Declaration of Helsinki and was approved by the Medical Research and the Ethics Committee of Tabriz University of Medical Sciences, Tabriz, Iran (under the ethical code: IR.TBZMED.REC.1399.1009) and all the subjects signed written informed consent. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This study was extracted from Mahsa Zare’s MSc thesis and received financial support from Vice-Chancellor for Research in Tabriz University of Medical Sciences and Student Research Committee, Tabriz University of Medical Sciences, Tabriz, Iran (Pazhoohan: 66826)."