“…WoS was chosen because it is the largest international database; it comprises more than 12,000 journals in 16 databases (Mugnaini et al 2017). SciELO, was selected as it is the largest portal of Brazilian scientific journals that organizes and publishes full texts of journals comprising more than 1,000 journals, including a vast body of literature from Brazil and Latin America (Packer et al 2014). In the review, only studies carried out in the Brazilian Amazon were considered, which covers nine states: Acre, Amap a, Amazonas, Mato Grosso, Par a, Roraima, Rondônia, Tocantins and, partially, the state of Maranhão.…”