In ceiling fan with 18 inch downrod cognitive wireless multi-hop networks,the spectrum resources are highly variable and diverse.A cross-layer multi-channel MAC protocol combined with QoS search was proposed.The protocol combines the on-demand QoS search with dynamic spectrum allocation via cross-layer method,which only permits the transmission nod
A 48-year-old man, diagnosed case of portal hypertension secondary to alcohol related cirrhosis of the liver, presented to the gastrointestinal (GI) Bleed Unit, with jaundice and worsening abdominal distension for a period of five days.Clinical examination revealed an emaciated patient in grade 2 hepatic encephalopathy with pulse rate 98 per minute
rusk 6.66rr Background and Aim: It remains unknown how and where the mitral valve leaks in functional mitral regurgitation.The objective of the current study was to quantify the geometry and position of the leaflet free edges in order to reveal gapping mechanism of the mitral valve, and develop a plug technique to prevent mitral regurgitation.Metho
The aim of this study was to carry out a review of scientific literature published in Brazil between 2000 and 2009 on the characteristics of air pollutants from different emission sources, especially particulate matter (PM) and its effects on respiratory health.Using electronic databases, a systematic literature review was performed of all research
Biofilms in milking equipment on dairy farms have been associated with failures in cleaning and sanitizing protocols.These biofilms on milking equipment can be a source of contamination for bulk tank milk and a concern for animal and public health, as biofilms can become on-farm reservoirs for pathogenic bacteria that cause disease in cows and huma