APA (7th ed.) Citation

Xu, Q., Chu, Y., Tian, H., Ma, G., Qiu, J., & Zhang, Q. Relative validity and reproducibility of a short semi-quantitative food frequency questionnaire for Chinese athletes. Public Library of Science (PLoS).

Chicago Style (17th ed.) Citation

Xu, Qian, Yudan Chu, Huajun Tian, Guoqiang Ma, Jun Qiu, and Qiuping Zhang. Relative Validity and Reproducibility of a Short Semi-quantitative Food Frequency Questionnaire for Chinese Athletes. Public Library of Science (PLoS).

MLA (9th ed.) Citation

Xu, Qian, et al. Relative Validity and Reproducibility of a Short Semi-quantitative Food Frequency Questionnaire for Chinese Athletes. Public Library of Science (PLoS).