Illi, S. K., Held, U., Frank, I., & Spengler, C. M. (2012). Effect of Respiratory Muscle Training on Exercise Performance in Healthy Individuals: A Systematic Review and Meta-Analysis. Sports medicine (Auckland), 42(8), 1. https://doi.org/10.2165/11631670-000000000-00000
Chicago Style (17th ed.) CitationIlli, Sabine K., Ulrike Held, Irène Frank, and Christina M. Spengler. "Effect of Respiratory Muscle Training on Exercise Performance in Healthy Individuals: A Systematic Review and Meta-Analysis." Sports Medicine (Auckland) 42, no. 8 (2012): 1. https://doi.org/10.2165/11631670-000000000-00000.
MLA (9th ed.) CitationIlli, Sabine K., et al. "Effect of Respiratory Muscle Training on Exercise Performance in Healthy Individuals: A Systematic Review and Meta-Analysis." Sports Medicine (Auckland), vol. 42, no. 8, 2012, p. 1, https://doi.org/10.2165/11631670-000000000-00000.