AUTHOR=Dresp-Langley Birgitta TITLE=Principles of perceptual grouping: implications for image-guided surgery JOURNAL=Frontiers in Psychology VOLUME=6 YEAR=2015 URL=https://www.frontiersin.org/journals/psychology/articles/10.3389/fpsyg.2015.01565 DOI=10.3389/fpsyg.2015.01565 ISSN=1664-1078