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. 2018 Jul 23;9:972. doi: 10.3389/fphys.2018.00972

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Copyright © 2018 Mourot.

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) and the copyright owner(s) 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.

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Change in maximal heart rate with altitude: Effect of age. Each data point represents the average value from the relevant group, as presented in previously published studies (references in Supplementary Table S1).