GHTM

Global Health and Tropical Medicine

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First confirmed occurrence of the yellow fever virus and dengue virus vector Aedes (Stegomyia) luteocephalus (Newstead, 1907) in Mozambique

Abstract Background Mozambique, same as many other tropical countries, is at high risk of arthropod-borne virus (arbovirus) diseases and recently two dengue virus (DENV) outbreaks occurred in the northern part of the country. The occurrence of some important vector species, such as Aedes (Stegomyia) aegypti (Linnaeus) and Ae. (Stg.) albopictus (Skuse), besides several other sylvatic vectors, have been reported in the country, which […]
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The Writing’s on the Wall: On Health Inequalities, Migrants, and Coronavirus

Migrants and ethnic minorities who lack access to health services and information are particularly vulnerable to the impact of COVID-19. In this opinion, we aimed to explain how these challenges can affect the spread of COVID-19 in the European Union and the United Kingdom, and to stress the importance of universal and equitable access to […]
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Common Medical and Statistical Problems: The Dilemma of the Sample Size Calculation for Sensitivity and Specificity Estimation

Sample size calculation in biomedical practice is typically based on the problematic Wald method for a binomial proportion, with potentially dangerous consequences. This work highlights the need of incorporating the concept of conditional probability in sample size determination to avoid reduced sample sizes that lead to inadequate confidence intervals. Therefore, new definitions are proposed for […]
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COVID-19: what is next for Portugal?

Highly infectious with the possibility of causing severe respiratory complications, the novel COVID-19 began stretching health systems beyond their capacity all over the world and pushing them to breaking points. Giving the devastating effects caused by this infection, unprecedented measures have to be adopted in order to mitigate its impacts on the health system. This […]
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Social determinants of deaths from pneumonia and tuberculosis in children in Brazil: an ecological study

Objective To identify the risk areas of deaths due to unspecified pneumonia and tuberculosis (TB) in children, and to identify if there is a relationship between these events with higher TB incidence and social determinants. Methods Ecological study carried out in Brazil. All cases of TB or unspecified pneumonia deaths in children under 5 years of age […]
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About GHTM

GHTM is a R&D Center that brings together researchers from IHMT with a track record in Tropical Medicine and International/Global Health. It aims at strengthening Portugal's role as a leading partner in the development and implementation of a global health research agenda. Our evidence-based interventions contribute to the promotion of equity in health and to improve the health of populations.

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1349-008 Lisboa
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