نتایج جستجو برای: challenge

تعداد نتایج: 215182  

2010
Sultan Al-Shaqsi

Emergency Medical Services (EMS) in New Zealand has been serving the society since the first ambulance in 1892. Since then it has developed rapidly following national health system reforms and changes in lifestyle that increase demands and expectations from local communities. Today, the system provides high-quality pre-hospital emergency care. This article will briefly introduce some of the iss...

Journal: :Automatica 2015
Minh-Duc Hua Tarek Hamel Pascal Morin Claude Samson

An approach to the control of a VTOL vehicle equipped with complementary thrusttilting capabilities that nominally yield full actuation of the vehicle’s position and attitude is developed. The particularity and difficulty of the control problem are epitomized by the existence of a maximum tilting angle which forbids complete and decoupled control of the vehicle’s position and attitude in all si...

2010
Erica Briscoe Ethan Trewhitt Lora Weiss Elizabeth T. Whitaker

Modeling the specific motivations and influences related to an individual‘s decision to become involved in insurgent warfare presents its own collection of unique challenges. The difficulty of the problem often necessitates simplifications that, while making the task more manageable, may inadvertently ̳smooth away‘ critical aspects of the problem. Augmenting the challenge is that research into t...

2011
Ali reza Partovi Wang Xinhua Lin Hai

By hybrid aircraft, we mean a UAV that can vertically take-off, land and hover like a helicopter, and meanwhile can be converted to a fixed wing airplane to achieve high forward speed and long endurance than normal helicopters. This paper presents our recent work on control of a novel small scale hybrid aircraft. The proposed aircraft should follow a specific trend of trajectory to be able to c...

Journal: :The American Journal of dermatopathology 2009
Sarah N Walsh Richard C Bell

36 Software Considerations in Mass Storage Systems Bernard T. O'Lear and Joseph H. Choy Because they represent a large investment, mass storage systems must be designed to increase software longevity and minimize user changes. This generic MSS model maintains most implementations. 45 Experiments with Automatic File Migration D. H. Lawrie, J. M. Randal, and R. R. Barton Virtual memory techniques...

Journal: :Ontario dentist 1976
N Levine

Guidelines for Authors and Reviewers Full instructions are available online at http://bjsm.bmj.com/site/about/ guidelines.xhtml. Articles must be submitted electronically http:// mc.manuscriptcentral.com/bjsm. Authors retain copyright but are required to grant BJSM an exclusive licence to publish http://group.bmj.com/products/ journals/instructions-for-authors/ licence-forms ISSN: 0306-3674 (pr...

From the early beginning of his mission, the Prophet of Islam (pbuh) was ordered to introduce the God, who had come to his knowledge, to the pagans inhabited in Mecca and invite them to the monotheism and unitarianism. He knew that the racked intellectual and social structure of Mecca will create some difficulties in the way of his mission. In spite of the obstacle, which method was selected by...

One of the most important QC tests of whole-cell pertussis vaccine (WCPV) is potency test. In this regard, mouse protection test (MPT) is the current potency method, which is associated with severe animal distress and large variability in results. The purpose of this study was to assess Pertussis Serological Potency Test (PSPT) as a serological alternative method to intracerebral challenge in M...

Journal: :iranian journal of allergy, asthma and immunology 0
edyta krzych-falta unit of environmental hazard prevention and allergology, faculty of health science, medical university of warsaw, warsaw, poland barbara piekarska unit of environmental hazard prevention and allergology, faculty of health science, medical university of warsaw, warsaw, poland adam sybilski unit of environmental hazard prevention and allergology, faculty of health science, medical university of warsaw, warsaw, poland and department of pediatrics and neonatology; central clinical hospital of the ministry of interior in warsaw, warsaw, poland oksana wojas unit of environmental hazard prevention and allergology, faculty of health science, medical university of warsaw, warsaw, poland bolesław samoliński unit of environmental hazard prevention and allergology, faculty of health science, medical university of warsaw, warsaw, poland

the aim of the study was to assess the safety of nasal allergen challenge, and the use of certain parameters applied in assessing the condition of the respiratory system. we enrolled 30 patients diagnosed with allergy to common environmental allergens and 30 healthy controls. the safety of nasal challenge tests with an allergen was assessed by measuring the concentration of exhaled nitric oxide...

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