AUTHOR=Brown Sherry-Ann TITLE=Patient Similarity: Emerging Concepts in Systems and Precision Medicine JOURNAL=Frontiers in Physiology VOLUME=7 YEAR=2016 URL=https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2016.00561 DOI=10.3389/fphys.2016.00561 ISSN=1664-042X