Text and Data Mining valid from 2019-07-01
Received: 23 November 2018
Accepted: 30 May 2019
First Online: 1 July 2019
Ethics Approval and Consent to Participate
: The Research Ethics Approval Committee for Health at the University of Bath and the Lawn Tennis Association approved the study. Participants were informed of their right to withdraw from the study at any point without incurring any negative repercussions, in accordance with the Declaration of Helsinki (World Medical Association) [CitationRef removed].
: Written consent and assent were obtained from both parents/guardians and participants.
: The authors, Gillian Myburgh, Sean Cumming, and Robert Malina, declare that they have no competing interests.