Chronic cubs foam finger obstructive pulmonary disease (COPD) is one of the major causes of chronic morbidity and mortality worldwide.The development of markers of COPD onset is hampered by the lack of accessibility to the primary target tissue, and there is a need to consider other sample sources as surrogates for biomarker research.Airborne toxic
Mathematical modeling of the subject in the security system sequal eclipse 5 battery of construction in the Arctic region and the system of events characterizing the event structure of the subject are proposed.The security structure of the subject is given as an example.The practical result of the work is the possibility of a mathematical interpret
As economic globalization and informatization continue to advance and regional integration develops, interregional urban relations are being reconfigured by various mobile elements.Based on complex network theory, academics have conducted numerous studies on the network structure of urban agglomerations using relational and flow data, such as econo