Zakavi, F.; Kazemi, N.; Kaviani , A.; Sabaeian, M.; Hashemzadeh, M.; Javan, M. Comparison of Energy and Frequency of Nanosecond Q-Switched ND-YAG Laser and Chlorhexidine on Reducing the Number of Oral Streptococcus Mutans Isolates: In Vitro Study. Galen Med J 2025, e3973.