BACKGROUND Previously reported outbreaks of norovirus gastroenteritis associated with aircraft have been limited to transmission during a single flight sector. During October 2009, an outbreak of diarrhea and vomiting occurred among different groups of flight attendants who had worked on separate flight sectors on the same airplane. We investigated the cause of the outbreak and whether the illn...

The use of trademarks or names of manufacturers in this report is for accurate reporting and does not constitute an ocial endorsement, either expressed or implied, of such products or manufacturers by the National Aeronautics and Space Administration. Summary The Takeo Performance Monitoring System (TOPMS) has been developed at the Langley Research Center and ight tested on the Transport System...

عیب در مسئولیت مدنی سازندگان، به خصوص سازندگان هواپیما، مفهومی کاملاً متفاوت از مفهوم آن در حقوق قراردادها دارد؛ در این شاخه از مسئولیت مدنی، یک محصول زمانی معیوب است که فاقد ایمنی مورد انتظار باشد. این عیوب در مورد هواپیما به ایرادات فنی، نقص در طراحی، نقص در ساخت هواپیما و قصور در اطلاع رسانی تقسیم می شوند. از میان مبانی مختلف مسئولیت مناسب ترین مبنا برای مسئولیت، سازندگان هواپیما مسئولیت مطلق...

Pneumocephalus associated with spinal problems is very rare. Association with encephalomeningitis secondary to a fistula after an infected elective lumbar spine fusion has not been previously reported. The authors report a case in which the clinical onset of pneumoencephalomeningitis occurred after an airplane flight. CT-scan and lumbar puncture were used to make diagnosis; the treatment was ba...