Abstract: Hybrid precoding based on the sub-connected structure is one of promising technologies for millimeter-wave communications. Whereas, the existing hybrid designs of the sub-connected structure ...
Abstract: This paper describes the computation of reach sets for discrete-time linear control systems with time-varying coefficients and ellipsoidal bounds on the controls and initial conditions. The ...
Waterdrop Inc. (Waterdrop, the Company or we) (NYSE: WDH), a leading technology platform dedicated to insurance and ...
Data sources Database searches: (1) inception to 2011 (original), and (2) 2011 to December 2018 (update). Citation tracking, manual reference and ahead of press searches. Eligibility criteria for ...
Background Hamstring injury is the single most common injury in professional football. MRI is commonly used to confirm the diagnosis and provide a prognosis of lay-off time. Objective To evaluate the ...
Introduction Depression is a major global health challenge, with onset commonly occurring in youth. There is an urgent need to better understand the epidemiology of depression to facilitate better ...
On recognition of a cardiac arrest event, a layperson should simultaneously and promptly activate the emergency response system and initiate cardiopulmonary resuscitation (CPR). Recognition that all ...
This example provides a summary of a real case that occurred in a hospital and the failure to learn from the incident in spite of a root cause analysis. In a large acute hospital, a patient underwent ...
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