AUTHOR=Singh Som P. , Borthwick Kiera G. , Qureshi Fahad M. TITLE=Commentary: Development of a Computer-Aided Design and Finite Element Analysis Combined Method for Affordable Spine Surgical Navigation With 3D-Printed Customized Template JOURNAL=Frontiers in Surgery VOLUME=8 YEAR=2021 URL=https://www.frontiersin.org/journals/surgery/articles/10.3389/fsurg.2021.743290 DOI=10.3389/fsurg.2021.743290 ISSN=2296-875X