Temporal and spatial distribution of polio vaccine coverage in Brazil between 1997 and 2021.

Objective: To analyze the temporal and spatial distribution of polio vaccine coverage in Brazilian states.

Methods: An ecological time series study was conducted using data from the National Immunization Program Information System. The analyzed period was from 1997 to 2021.

COVID-19 vaccination challenges: from fake news to vaccine hesitancy.

This article aims to synthesize articles addressing fake news and COVID-19 vaccine hesitancy in the context of public health. We conducted an integrative review of articles published in any language between 2019 and 2022 in journals indexed in the following databases: Latin American and the Caribbean Literature on Health Sciences, Medical Literature Analysis and Retrieval System Online, Scopus, Web of Science, and Embase. A critical analysis was performed, guided by the research question and objective of the review.