The in vitro effect of solutions with or without sugar in dental bleaching.

The interaction of bleaching technique (in-office or at-home) and solutions (deionized distilled water with and without sugar, red wine with and without sugar, coffee with and without sugar) on the effectiveness of in vitro dental bleaching was evaluated. Hydrogen peroxide (HP) 37.5% gel was used for in-office bleaching, 3 applications of 8 min each, 3 sessions with an interval of 7 days.

Trends in breast cancer surgery at Brazil's public health system.

Background And Objectives: To analyze time trend patterns in Breast Cancer (BC) surgeries performed at Brazil's Public Health System, known as SUS from 2008 to 2014.

Methods: Ecological study of time series, based on the database system from SUS. Information on surgical procedures performed for BC treatment was collected.