“…14,19,23 Kaplan et al stated that: "Laser surgery and low level laser therapy should be regarded as two sides of the same coin. " 14,19,23 In fact, the analgesic effects of thermal CO 2 laser treatment in Bhardwaj study can be explained by the concurrent low power laser therapeutic (photobiomodulative) effects of CO 2 laser surgery. Certainly, NTCLT as a non-thermal, low intensity (photobiomodulative) laser procedure is quite different from using surgical, thermal CO 2 laser irradiation in Bhardwaj study.…”