Temporal analysis of dengue occurrence in the State of Piauí: pre-pandemic epidemiological incidence and during the Covid-19 pandemic: Temporal Analysis of Dengue Occurrence in the State of Piauí: Pre-Pandemic Epidemiological Incidence and During the Covid-19 Pandemic. J. Res. Med and Health. 2023;1. doi:10.52832/jormed.v1i.222