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. 2017 Nov 3;8:1931. doi: 10.3389/fpsyg.2017.01931

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Copyright © 2017 Buszard, Reid, Krause, Kovalchik and Farrow.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

PMC Copyright notice

An illustration of the performance measures service side (Deuce and Advantage) and service placement (Wide, Body, T) in Study 1, and the target used during practice in Study 2. [Image created using HawkEye^TM proprietary data visualization software. HawkEye^TM granted us permission to publish this image].