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. Author manuscript; available in PMC: 2012 Mar 19.
Published in final edited form as: Lasers Surg Med. 2011 Sep;43(8):833–837. doi: 10.1002/lsm.21090

Fig. 1.

Fig. 1

Schematic of experimental setups used to evaluate (left) epiillumination and (right) transillumination LSI. The buccal and lingual sides of the tooth are those that face the cheek and tongue, respectively.