Effect of Photobiomodulation on Ecchymosis after Rhinoplasty: A Randomized Single-Blind Controlled Trial.

This journal requires that authors assign a level of evidence to each article. For a full description of these Evidence-Based Medicine ratings, please refer to the Table of Contents or the online Instructions to Authors www.springer.com/00266 . RCT registration number is IRCT20080820001056N3.