Abstract In 2011, the Chilean bovine tuberculosis (bTB) program was T-shirts launched by the Livestock and Agriculture Service (SAG) as a compulsory countrywide program based on testing and culling of bTB reactors at herd-owners expense.This review outlines the rationale and key components of the bTB program, and the dynamic changes that have occur
Multiconlitron is a general theoretical framework for constructing piecewise linear classifier.However, it contains a relatively large number of linear functions, resulting in complicated model structure and poor generalization ability.Learning to prune redundant or excessive components may be a very necessary progression.We propose a novel greedy
The management of acute hypoxemic respiratory failure and the effect of antiviral drugs in patients with severe COVID-19 have been debated.This case presents the management of a 64-year-old man COVID-19 patient admitted to the Intensive Care Unit with fever, fatigue, shortness of breath and hemophagocytic lymphohistiocytosis syndrome.Helmet mask wa
Two new indolizidine alkaloids, crepidatumines C (1) Bench and D (2), together with crepidine (3), isocrepidamine (4), and crepidamine (5) were isolated from the Dendrobium crepidatum Lindl.ex Paxt.X-ray diffraction experiments established the absolute configurations of known compounds 3 and 4.The planar structures and relative configurations of ne