AUTHOR=Torres Yadir , Beltrán Ana M. , Cauich-Rodriguez Juan V. TITLE=Editorial: Tailored Porous Biomaterials for Hard and Soft Tissues: Focus on Surface Functionalization JOURNAL=Frontiers in Materials VOLUME=8 YEAR=2021 URL=https://www.frontiersin.org/journals/materials/articles/10.3389/fmats.2021.752166 DOI=10.3389/fmats.2021.752166 ISSN=2296-8016