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2.887  Articles
1 of 290 pages  |  10  records  |  more records»
The object of research is the type of power valves – gate valve or wedge valve. Gate valves or wedge valves take a leading place among power valve. It has minimal hydraulic resistance, an almost linear dependence of the flow rate on the degree of opening,... see more

The object of research is the type of power valves – gate valve or wedge valve. Gate valves or wedge valves take a leading place among power valve. It has minimal hydraulic resistance, an almost linear dependence of the flow rate on the degree of opening,... see more

Background: Surgical ventricular restoration (SVR) has generally been contraindicated in patients with an ejection fraction (EF) <20%, with pulmonary arterial (PA) pressure >60 mm Hg, and being treated with inotropic agents. Patients and Methods: Th... see more

Background. The aims of this study were to elucidate the incidence of mitral regurgitation during off-pump coronary artery bypass (OPCAB) surgery to evaluate the relationship of the changes with ventricular function and possible mitral valve regurgitation... see more

Anxiety disorders and depression are common along with negative effects in different areas of the patient such as lower quality of life, lower adherence to treatment, negative perception of oneself along with underlying comorbidities and mortality, which ... see more

The increasing use of fossil-based fuels causes an imbalance between energy demand and the availability of that energy. Therefore, the use of rice husk biomass as alternative energy was implemented through the use of rice husk furnaces. This research aims... see more

Resumo: Este artigo procurou realizar a análise de uma matéria publicada no site e nas redes sociais do programa brasileiro TV Foco sobre a atriz Isis Valverde amamentando seu filho, Rael, publicado no dia 9 de dezembro de 2019. Segundo o responsável pelo... see more

Objective. To study the possibilities of the «labyrinth» procedure in combination with the left atrium reduction.Materials and methods. Into the investigation 261 patients, suffering isolated failure of a mitral valve Stage IV, operated in the National In... see more

Objective. To study the possibilities of pharmaco–cold cardioplegia, while doing isolated prosthesis of the aortal valve.Materials and methods. Into the investigation were included 279 patients with aortal failures, operated in Department of Surgical Trea... see more

1 of 290 pages  |  10  records  |  more records»