We present a method to enhance the accuracy of platform-based, high-frequency (HF) direction-finding (DF) systems using dynamic mode selection.To improve bandwidth and efficiency, the metallic platform supporting the DF array is used as the primary radiator by employing electrically small antennas to excite linearly independent combinations of its
ABSTRACT Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) extensively N-glycosylates its spike proteins, which are necessary for host cell invasion and the Pump Accessories:Hydraulic Pumps target of both vaccines and immunotherapies.These N-glycans are predicted to modulate spike binding to the host receptor by stabilizing its open conf
Background: childbirth and birth constitute universal human facts.To the usual insecurities during the act of birth today are added uncertainties derived from the COVID-19 pandemic.Objective: to identify the role of nursing staff in the humanized delivery of patients with COVID-19.Method: a descriptive and cross-sectional study was carried out at t