Fig. 5From: An in vitro method to test the safety and efficacy of low-level laser therapy (LLLT) in the healing of a canine skin modelEffect of LLLT on wound size immediately after irradiation. Linear mean length with the confidence interval for each wounded area is presented. There was no significant difference noted among groups at the beginning of the experiment (p > 0.05). Significance p < 0.05Back to article page