Introduction: Acquired broncho-esophageal fistulas are uncommon and typically malignant in origin.Because of their location, they are difficult to treat and involve complicated repairs with equivocal results.Prior treatment with self-expanding stents when not successful, makes the management even more complicated.Patients and methods: In a princess
By analyzing the extensive field data from a long and large excavation in soft clay, this study investigates the three-dimensional deformation behavior induced by excavation.Significant inhibition effects of corner on both wall deflections and ground settlements were observed and quantified.Thus, a click here modified function for estimating the di
Despite major economic and technological advances, much of the ocean remains unexplored, which has led to the use of remotely operated vehicles (ROVs) and gliders for surveying.ROVs and underwater gliders are essential for ocean data collection.Gliders, which control their own buoyancy, are particularly effective unmanned platforms for long-term ob
Introduction: Despite availability of approved oral antivirals like nirmatrelvir/ritonavir to treat COVID-19 in high-income countries since 2021, access to these drugs remains largely unavailable across the African continent.Ghana, Malawi, Rwanda and Zambia, all members of the COVID Treatment QuickStart Consortium, leveraged existing infrastructure