solid state laser 6 Humans 5 Lasers, Solid-State 5 human 5 Solid state lasers 3 Surface Properties 3 procedures 3 surface property 3 Dentin 2 History of engineering and technology 2 In Vitro Techniques 2 Pulse repetition rate 2 Pumping (laser) 2 Random Allocation 2 controlled study 2 dentin 2 drug effect 2 in vitro study 2 pathology 2 randomization 2 tooth disease 2 Abrasion 1 Acid Etching, Dental 1 Aged 1 Article 1 BaF 2 crystal 1 Barium compounds 1 CFRP-metal joining 1 CO2 laser 1 CPP-ACP 1