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1.864.741  Articles
1 of 186.475 pages  |  10  records  |  more records»
A case of cardiac resynchronization is presented with paced-QRS narrowing effected via a left ventricular (LV) lead placed at an anterior cardiac vein after failed implantation at the lateral wall due to phrenic nerve stimulation. Data are presented indic... see more

A patient with Wenckebach phenomenon followed by runs of 2:1 atrioventricular (AV) block, labeled as Mobitz type II AV block by the referring physician, was referred for permanent pacemaker implantation. Apropos with this case and similar publications wit... see more

The hypothesis of an inflammatory component in the pathogenesis of atherosclerosis has been under investigation for a long time but the data have not been conclusive. No clinical trial of anti-inflammatory, anti-oxidant, or anti-bacterial agents has ever ... see more


Mitochondria have emerged as key players regarding cellular homeostasis not only due to their contribution regarding energy production through oxidative phosphorylation, but also due to their involvement in signaling, ion regulation, and programmed cell d... see more

Microalgas de água doce, isoladas em áreas de mangue nas costas central e norte do estado de São Paulo (Brasil), foram avaliadas considerando conteúdo de lipídios, perfil de ácidos graxos e conteúdo de proteí-nas. Essa composição bioquímica foi comparada ... see more

A sermon attributed to Theodore Syncellus (Theodoros Synkellos) is considered as one of the basic sources for the study of the Avar siege of Constantinople in AD 626. Therefore, the most historians paid more attention to the analysis of its hist... see more

Objetivos: verificar a prevalência de dor nas costas nos últimos três meses; identificar os hábitos posturais e comportamentais; e verificar se existe relação entre a dor nas costas e os hábitos de escolares do Ensino Fundamental da Rede Municipal de Ensi... see more

Este trabajo se enmarca en una investigación sobre las dinámicas contemporáneas del desarrollo y la modernización en las costas sur-australes de Chile, específicamente en el litoral norte de la región de Aisén. A partir de un conjunto de datos etnográfico... see more

1 of 186.475 pages  |  10  records  |  more records»