title: Color-to-grayscale conversion using a smart phone camera for value comparison.
authors.affiliation: Assistant Professor, Department of General Dental Sciences, Marquette University School of Dentistry, Milwaukee, Wis. Electronic address: seokhwan.cho@marquette.edu.
authors.forename: Seok-Hwan
authors.initials: SH
authors.lastname: Cho
mesh_terms: D003116:Color; D003118:Color Perception; D017266:Dental Prosthesis; D006801:Humans; D007090:Image Interpretation, Computer-Assisted; D000068997:Smartphone