AUTHOR=Huikuri Heikki V. TITLE=Challenging Clinical and Translational Physiology JOURNAL=Frontiers in Physiology VOLUME=2 YEAR=2011 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2011.00022 DOI=10.3389/fphys.2011.00022 ISSN=1664-042X