Waldron, M., Springham, M., Williams, S., McLellan, C., & Newton, R. U. (2022). Summated training and match load predictors of salivary immunoglobulin-A, alpha-amylase, testosterone, cortisol and T: C profile changes in elite-level professional football players: A longitudinal analysis. European Journal of Sport Science, 22(8), pp. 1156-1166. doi:10.1080/17461391.2021.1949638

Waldron, Mark, Matthew Springham, Sean Williams, Chris McLellan, and Robert U. Newton. "Summated Training and Match Load Predictors of Salivary Immunoglobulin-A, Alpha-amylase, Testosterone, Cortisol and T: C Profile Changes in Elite-level Professional Football Players: A Longitudinal Analysis." European Journal of Sport Science 22, no. 8 (2022): 1156-1166.

Waldron, Mark, et al. "Summated Training and Match Load Predictors of Salivary Immunoglobulin-A, Alpha-amylase, Testosterone, Cortisol and T: C Profile Changes in Elite-level Professional Football Players: A Longitudinal Analysis." European Journal of Sport Science 22.8 (2022): 1156-1166.