Results 41 to 50 of about 1,166,499 (268)

Orientação da investigação em educação em ciência e contextos da investigação [PDF]

open access: yes, 2007
Este estudo cruza as orientações da investigação em Educação em Ciência (para a teoria, pratica ou politicas) com os contextos de investigação (e.g. ensino e aprendizagem, formação de professores) nos artigos mais citados publicados em 3 das revistas de ...
Cachapuz, António   +4 more
core  

Genetic diversity and structure of the portuguese pear (Pyrus communis L.) germplasm [PDF]

open access: yes, 2019
A rich heritage of traditional pear varieties is kept in national Portuguese collections. Out of these varieties, “Rocha” dominates national pear production.
Guimarães, Joana Bagoin   +6 more
core   +1 more source

Harnessing the power of machine and deep learning for transferring joint species distribution models considering the structure of biotic interactions

open access: yesEcography, EarlyView.
The transferability of single or joint species distribution models ((j)SDMs) depends on their ability to predict beyond the observed environmental range and to remain consistent despite shifts in biotic interactions. Transfer accuracy may be improved by recent advances in the application of deep learning that provide greater flexibility and potentially
Marco Basile   +44 more
wiley   +1 more source

Bronquiectasias: Será necessária a investigação etiológica?

open access: yesRevista Portuguesa de Pneumologia, 2011
Resumo: As bronquiectasias (BE) e caracterizam-se por uma dilatação e destruição irreversível das paredes brônquicas. São a expressão morfológica de uma grande variedade de patologias.A verdadeira prevalência das BE é desconhecida, contudo sabe-se que são frequentes nos países de Terceiro Mundo devido a infecções pulmonares.
A. Amorim, J. Gracia Róldan
openaire   +1 more source

Novos Media: investigação artística [PDF]

open access: yes, 2008
A arte que explora as fronteiras científicas e tecnológicas investiga também as possibilidades e implicações dessas inovações tecnológicas. A exploração de novos territórios criativos e estéticos com as ferramentas próprias da ciência e das tecnologias ...
Azevedo, Maria Isabel   +1 more
core  

Systemic and Local Adiposity in the Bone Marrow Microenvironment Associated With Improved Prognosis in Hodgkin Lymphoma: Imaging and Molecular Analysis

open access: yesInternational Journal of Cancer, EarlyView.
Schematic overview of systemic and bone marrow‐specific adiposity in Hodgkin Lymphoma (HL). Body Mass Index was associated with bone marrow (BM) involvement, relapse, and mortality (1). In contrast, increased yellow marrow density was associated with poorer prognosis (2).
Andreia Matos   +22 more
wiley   +1 more source

Attitudes of students and health professionals on scientific research

open access: yesINFAD, 2014
Introduction: Sets up “attitude” as a disposition or a preparedness to act in a way anteposition the other in a positive or negative. Purpose: It is important to identify and analyze the diverse attitudes that are expressed by students and health ...
António Saraiva   +2 more
doaj   +1 more source

Investigação em Educação Matemática [PDF]

open access: yes, 1996
No presente trabalho optou-se por uma estruturação que pudesse: I- Considerar as diferentes fases de desenvolvimento da Educação Matemática em Portugal, tendo sempre como quadro de referência o panorama internacional neste campo, e tentando um ...
Cunha, Maria Helena S. de Oliveira e
core  

Polimiosite : investigação clínica em duas irmãs [PDF]

open access: yes, 2002
We present an investigation of a case of polymyositis affecting two sisters of one same parenthood. Their cases have been documented for almost two decades, being investigated by means of a diagnostic protocol which combined clinical findings as well as ...
Bluthner M   +21 more
core   +4 more sources

Diagnostic Performance of Comprehensive Point‐of‐Care Ultrasound for Pediatric Tuberculosis in Spain: A Prospective Observational Study

open access: yesJournal of Clinical Ultrasound, EarlyView.
In children with presumptive tuberculosis, comprehensive point‐of‐care (cPOCUS) identified key thoracic abnormalities with high specificity and excellent inter‐reader reliability. Although diagnostic sensitivity was modest and examinations often incomplete, cPOCUS shows promise as a complementary, radiation‐free imaging tool.
Isabelle Munyangaju   +17 more
wiley   +1 more source

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