نتایج جستجو برای: whitening
تعداد نتایج: 2151 فیلتر نتایج به سال:
PURPOSE To investigate ocular involvement (prevalence, incidence, lesion characteristics) following postnatally acquired infection with an "atypical" genotype of Toxoplasma gondii during a well-characterized 2001 outbreak in Santa Isabel do Ivaí, Brazil, attributed to a contaminated municipal reservoir. DESIGN Prospective longitudinal cohort study. METHODS We performed ophthalmic examinatio...
BACKGROUND Technological innovations in dental materials have been fueled by the desire of patients to improve the esthetics of their teeth. This emphasis on esthetics has led dentists to seek resources that respect the standards established by society, but without compromising the integrity of the teeth. METHODS/DESIGN The aim of the proposed controlled clinical trial will be to assess color...
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