Results 91 to 100 of about 167,898 (224)

Further evidence of spontaneous cure in human Chagas disease Uma nova evidência de cura espontânea em doença de Chagas humana

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 2008
An acute case of Chagas disease was studied in 1944, with clinical and laboratory follow-up until 2007, in Bambuí, Minas Gerais, Brazil. A five-year-old girl living in a rural hut that was highly infested with Triatoma infestans presented a febrile ...
João Carlos Pinto Dias   +6 more
doaj   +1 more source

Undiagnosed dementia and mortality among older adults in the United States and Brazil: A cross‐national cohort study

open access: yesAlzheimer's &Dementia, Volume 22, Issue 5, May 2026.
Abstract INTRODUCTION Cross‐national evidence on undiagnosed dementia and its prognostic implications remains limited. We compared the proportion of undiagnosed dementia, associated factors, and mortality in the United States and Brazil. METHODS This population‐based cohort study included adults aged ≥ 65 years from the 2016 US Health and Retirement ...
Márlon Juliano Romero Aliberti   +11 more
wiley   +1 more source

Estudos Transversais e Longitudinais com Desfechos Binários: qual a melhor medida de efeito a ser utilizada?

open access: yesClinical and Biomedical Research, 2009
Desde a década de 90, o uso da razão de chances em estudos transversais e longitudinais tem sido discutido na literatura epidemiológica. Este artigo tem como objetivo descrever os principais argumentos trazidos pelos autores a favor e contra o uso da ...
Vânia Naomi Hirakata
doaj  

Variação intraespecífica da cor da pelagem de uma espécie de pequeno roedor sul-americano [PDF]

open access: yes, 2016
Intra-specific color variation is often underestimated by researchers, and among mammalian species, intra-specific differences in coloration are poorly documented for most species.
Barquez, Ruben Marcos   +3 more
core   +2 more sources

Environmental and Spatial Processes Drive the Phylogenetic Diversity and Structure of Planktonic Microeukaryotes Revealed by 18S rDNA Metabarcoding in a Tropical Floodplain

open access: yesEnvironmental DNA, Volume 8, Issue 3, May–June 2026.
The community structure of photosynthetic planktonic microeukaryotes in the floodplain lakes of the Tocantins‐Araguaia River basin is influenced by a combination of environmental filters and spatial processes. Phylogenetic information from this community highlights the importance of conserving less degraded areas to preserve the evolutionary diversity ...
Jocilaine Santos de Jesus   +8 more
wiley   +1 more source

Competência Tradutória: o desenvolvimento da subcompetência sobre conhecimentos em tradução

open access: yesDomínios de Lingu@gem, 2017
Este artigo apresenta um recorte do projeto Competência Tradutória e Formação de Tradutores: o desenvolvimento das subcompetências específicas do tradutor (CNPq 485158/2013-2), cujo objetivo é investigar o desenvolvimento da competência tradutória em um ...
Tania Liparini, Luciane Leipnitz
doaj   +1 more source

New species, combinations, synonymies, and records of Clytini (Coleoptera: Cerambycidae) [PDF]

open access: yes, 2011
Megacyllene (Megacyllene) cryptofrasciata n. sp. from Argentina is described and illustrated. M. quinquefasciata (Melzer, 1931), and Megacyllene rotundicollis Zajciw, 1963 are transferred from the subgenus Megacyllene Casey 1912 to Sierracyllene Tippmann,
Di Iorio, Osvaldo R.
core  

Cognitive Dysfunction Is Associated With an Underestimation of Respiratory Function in ALS

open access: yesMuscle &Nerve, Volume 73, Issue 5, Page 882-886, May 2026.
ABSTRACT Introduction/Aims The association between low forced vital capacity (FVC) and cognitive impairment in ALS is ambiguous; it could be due to respiratory dysfunction and/or poor effort from cognitive deficits. We used the objective, non‐volitional phrenic nerve motor response amplitude (PAmp) to clarify how cognitive status affects the ...
Horácio de Jesus   +8 more
wiley   +1 more source

Does a spontaneous cure for chagas' disease exist?

open access: yesRevista da Sociedade Brasileira de Medicina Tropical, 1988
Six Costa Rican Chagas' disease patients, with wellknown acute phase history and no specific treatment were examined in several occasions during 39, 24, 32, 16 and 14 years, respectively, from the onset. Nome of the patients presented heart abnormalities
Rodrigo Zeledón   +5 more
doaj   +1 more source

Abordagem da nutrição em manuais escolares: um estudo longitudinal [PDF]

open access: yes, 2011
No âmbito do Projeto Europeu “BIOHEAD-CITIZEN”, desenvolveu-se em 19 países Europeus, Africanos e do Médio Oriente uma grelha de análise para o estudo de manuais dos ensinos básico e secundário, acerca de Educação para a Saúde. Neste estudo procedeu-se à
Carvalho, Graça Simões de   +3 more
core  

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