integral 发表于 2025-3-26 21:01:22
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Atrial Contribution in VVI Pacing51 ± 7%. Higher ACR was seen in the daytime. Thus, at random A-V sequence occurs at substantial rates, especially during exercise. Nevertheless, atrial contribution should not be overemphasized in the majority of cases, as it is not a major factor in keeping cardiac output equal to hemodynamic demanGlycogen 发表于 2025-3-27 08:25:32
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Jaume Llibre,Rafael Ramírez,Valentín RamírezDemonstrates the use of first order ODEs to study the dynamics of mechanical systems.Explores the importance of the Nambu bracket in the study of ODEs.Offers a solution to the inverse problem in celes代理人 发表于 2025-3-27 13:36:54
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