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. 2021 Dec 2;9:759032. doi: 10.3389/fpubh.2021.759032

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Copyright © 2021 Upadhyaya, Hasan, Abdel-Khalek, Hassan, Srivastava, Sharan, Islam, Saad and Vo.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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(A) Optical MEMS sensors application in the human body (50). (B) Dental X-Ray imaging of cracks by green near infrared imaging (51). (C) Dental OCT imaging (53). (D) FBG integration with human mandibular (52).