1Department of Physical Education and Sport, University of Seville, Seville, Spain
2Department of Exercise Sciences, University of Auckland, Auckland, New Zealand
3Department of Surgery, University of Seville, Virgen del Rocío Hospital, Seville, Spain.
Address correspondence to: Borja Sañudo, PhD, Physical Education and Sports Department, University of Seville, Pirotécnia s/n, N-41012, Seville, Spain. E-mail: [email protected]
Received 2 November, 2016
Revised 23 January, 2017
Accepted 23 January, 2017
Funding/support: None reported.
Financial disclosure/conflicts of interest: None reported.