reports which describe sick sinus syndrome due to malignant lymphoma have been rare and only eight cases have been reported until now. this is a case of sick sinus syndrome and superior vena cava syndrome secondary to invasion of occult malignant lymphoma of the lung in a 60 years old male. there were no symptoms or signs of malignancy before the first presentation with sick sinus syndrome. pat...

A model capable of projecting mineral resources production has been developed. The model includes supply and demand interactions, and has been applied to all coal producing countries. A model of worldwide coal production has been developed for three scenarios. The ultimately recoverable resources (URR) estimates used in the scenarios ranged from 700 Gt to 1243 Gt. The model indicates that world...

Policy Forum C ivil society organizations (CSOs) are nonprofi t organizations that aim to further the interests of the communities they serve. Driven to protect and empower the vulnerable, CSOs work in areas such as community development, service provision, advocacy, activism, and research. Sanders and colleagues argue that CSOs are at the forefront of supporting innovations aimed at tackling t...

WASHINGTON, DC, July 23, 2015 – Positive results of three new randomized controlled trials of aerobic exercise in Alzheimer’s disease, vascular cognitive impairment (VCI) and mild cognitive impairment (MCI) were reported today at the Alzheimer’s Association International Conference 2015 (AAIC 2015) in Washington, D.C. They provide hope there may soon be a tool that people with dementia can use ...

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This is the final technical report for NASA Grant No. NGR 11-002-133. The research under this grant consisted of elastohydrodynamic lubrication (ehd) studies and pressure-viscosity studies. Existing equipment was modified to more closely simulate practical ehd conditions. Analyses of ehd and pressure-viscosity data on eleven fluids previously investigated for NASA were also conducted. Near the ...