AUTHOR=Brown Joshua , Bello Fernando TITLE=Hardness changing tactile displays for simulating the feel of organic tissues JOURNAL=Frontiers in Robotics and AI VOLUME=11 YEAR=2024 URL=https://www.frontiersin.org/journals/robotics-and-ai/articles/10.3389/frobt.2024.1404543 DOI=10.3389/frobt.2024.1404543 ISSN=2296-9144