Epidemiological models of infectious diseases are essential tools in support of risk assessment, surveillance design, and contingency planning in public and animal health. Direct pathogen transmission from host to host is an essential process of each host-pathogen system and respective epidemiological modeling concepts. It is widely accepted that numerous diseases involve indirect transmission ...

BACKGROUND Brazil has implemented systematic control methods for leishmaniasis for the past 30 years, despite an increase in cases and continued spread of the disease to new regions. A lack high quality evidence from epidemiological observational studies impedes the development of novel control methods to prevent disease transmission among the population. Here, we have evaluated the quality of ...

aim : the aim of this study was to identify and compare the pattern of acute viral hepatitis in two regions of iran. background : the epidemiological pattern of acute hepatitis varies across the globe depending on geographic region, health status, socioeconomic conditions and differences in exposure to etiological factors. patients and methods : a cross-sectional study was carried out among 357...