نتایج جستجو برای: air transport

تعداد نتایج: 469760  

Journal: :The Far Eastern Quarterly 1943

Journal: :Prehospital emergency care : official journal of the National Association of EMS Physicians and the National Association of State EMS Directors 2017
Howard A Werman Subrahmanyam Darbha Michael Cudnik Jeffrey Caterino

INTRODUCTION A recent analysis of the National Sample Project demonstrated that the mortality benefits of air medical transport do not extend to patients age 55 or older. The purpose of the current investigation was to evaluate mortality benefits of air transport in adult trauma patients ≥ 55 years of age. METHODS A retrospective analysis of all adult patients greater than age 55 years direct...

Journal: :Agenda - A Journal of Policy Analysis and Reform 2003

Journal: :SHS Web of Conferences 2021

Journal: :AUTOBUSY – Technika, Eksploatacja, Systemy Transportowe 2019

2014
Yiwen Bu Jason Weiss

Air entrainment is commonly used to improve the durability of concrete materials exposed to freezing and thawing. While the influence of air voids on freeze/thaw damage and salt scaling is frequently studied, the influence of entrained air voids on ionic transport has been studied less frequently. Since ionic transport in concrete materials relies on pore fluid as the medium of conduction, only...

Journal: :IOSR Journal of Applied Chemistry 2017

Journal: :Journal of Information Systems and Technology Management 2019

Journal: :Critical Care Medicine 2008

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