Abstract The CovILD study is a prospective, multicenter, observational cohort study to systematically follow up patients after coronavirus disease-2019 (COVID-19).We extensively evaluated 145 COVID-19 patients at 3 follow-up visits scheduled for 60, 100, and 180 days after WOMENS WETSUITS initial confirmed diagnosis based on typical symptoms and a
Dynamics of a Prey-Predator System with Harvesting Effect on Prey
This article is about the dynamic behavior of a prey-predator model exposed to the harvesting effect on prey.Firstly, the existence and stability of the Kids Hat fixed points of the model are obtained, and then the presence and direction of Neimark-Sacker bifurcation is examined.By using the bifurcation theory, we show that the system undergoes Nei