Results 51 to 60 of about 151,456 (209)

Bio-sociodemographic and economic aspects and their connection to the oral health behavior of Brazilian and non-Brazilian academics

open access: yesActa Scientiarum. Health Sciences, 2019
The objective of this study is to characterize, relate and compare bio-sociodemographic and economic aspects, hygiene perception, habits and behaviors in the oral health of students recently admitted to an international university.
Ana Gesselena da Silva Farias   +5 more
doaj   +1 more source

Microbiology of Brazilian purpuric fever and diagnostic tests. Brazilian Purpuric Fever Study Group [PDF]

open access: yesJournal of Clinical Microbiology, 1989
Resume des principales caracteristiques microbiologiques d'Haemophilus aegyptius, identifie comme etant l'agent responsable de la fievre purpurique bresilienne au ...
B, Swaminathan   +9 more
openaire   +2 more sources

Brazilian efl learners'identification of word-final/m-n/: native/nonnative realizations and effect of visual cues [PDF]

open access: yes, 2009
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Comunicação e Expressão. Programa de Pós-Graduação em Letras/Inglês e Literatura Correspondente.As consoantes nasais /m/ e /n/ em posição final de palavra possuem diversos padrões de ...
Kluge, Denise Cristina
core  

The Brazilian disc under parabolically varying load: Theoretical and experimental study of the displacement field

open access: yes, 2012
The displacement field in an intact Brazilian disc under the influence of a parabolically varying radial pressure distribution acting along two symmetric arcs of its periphery is studied.
Kourkoulis, SK   +9 more
core   +1 more source

Volatility Estimation for Bitcoin: A Brazilian Market Evidence / Estimação de Volatilidade do Bitcoin: uma evidência do mercado brasileiro

open access: yes, 2021
We revisit volatility throught GARCH models comparison and a Markov-Switching model appli- cation around Bitcoin Brazilian data. Besides exploring the optimal conditional heteroskedasticity model with regards to goodness-of-fit to Bitcoin price data, we ...
Smaniotto, Emanuelle Nava
core  

Teste Brasileiro de Criatividade Figural: Proposta de Instrumento

open access: yesInteramerican Journal of Psychology, 2006
Creativity is a multidimensional phenomenon and important to promoting the individual´s development. The purpose of this study was to create an instrument for evaluate figural creativity among Brazilian children and to investigate the validity and ...
Tatiana de Cássia Nakano   +1 more
doaj  

The application of latent class analysis for diagnostic test validation of chronic Trypanosoma cruzi infection in blood donors

open access: yes, 2002
The main strategy to prevent transfusion-associated Chagas' disease is the identification of T. Cruzi-infected blood donors by serological screening tests, however there is no perfect serological gold standard.
Stumpf, Robert J.   +7 more
core   +1 more source

Antimicrobial susceptibility testing for Helicobacter pylori isolates from Brazilian children and adolescents: comparing agar dilution, E-test, and disk diffusion [PDF]

open access: yes, 2014
Antimicrobial susceptibility testing for Helicobacter pylori is increasingly important due to resistance to the most used antimicrobials agents. Only agar dilution method is approved by CLSI, but it is difficult to perform routinely.
Gales, Ana Cristina [UNIFESP]   +2 more
core   +1 more source

Composition of Brazilian and Chinese Propolis for Patch Testing

open access: yesContact Dermatitis
ABSTRACTBackgroundIn Amsterdam, in 2024, patch testing with Brazilian propolis yielded high rates of positive reactions (> 20%), whereas reactivity to Chinese propolis was significantly lower (3.5%). Differences in the composition were suggested as a possible explanation.Objectives1.
Evelyn Calta   +4 more
openaire   +3 more sources

Investigation into voltage and process variation-aware manufacturing test

open access: yes, 2009
Increasing integration and complexity in IC design provides challenges for manufacturing testing. This thesis studies how process and supply voltage variation influence defect behaviour to determine the impact on manufacturing test cost and quality.
Ingelsson, Bo Urban
core  

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