Abstract Conceptual design of contemporary high-frequency structures is typically followed by a careful tuning of their parameters, predominantly the geometry ones.The process aims at improving the relevant performance figures, and may be quite expensive.The reason is that conventional design methods, e.g., based on analytical or equivalent network
Background: Radiotherapy is the primary treatment for patients with nasopharyngeal carcinoma (NPC); however, almost 20% of patients experience treatment failure due to radioresistance.Therefore, understanding the mechanisms of radioresistance is imperative.HOTAIRM1 is deregulated in various human cancers, yet its role in NPC radioresistance are lar
Objective To compare sensationnel kiyari results reporting and the presence of spin in COVID-19 study preprints with their finalised journal publications.Design Cross-sectional study.Setting International medical literature.Participants Preprints and final journal publications of 67 interventional and observational studies of COVID-19 treatment or
The Brazilian-Paraguayan hydroelectric 15-eg2373cl of Itaipu is considered an important milestone in the relations between Brazil and Paraguay, as it has created a permanent bond between the two countries.Nowadays, Itaipu is still one of the most important generators of electric energy in the world, being responsible for over 25 percent of the ener