Visual surveillance of a designated air space can be achieved by a randomly distributed camera sensor network spread over a large area. The location and field of view of each battery operated sensor, after a calibration phase, will be known to a central processing node. To increase the lifetime of the network, the density of distributed sensors could be such that a subset of sensors can cover t...

The Writing Group (Eva Lonn, M.D., and Salim Yusuf, D.Phil., M.B., B.S., Population Health Research Institute, McMaster University, and the Department of Medicine, Division of Cardiology, Hamilton Health Sciences, Hamilton, Ont.; Malcolm J. Arnold, M.D., Department of Medicine, Division of Cardiology, University of Western Ontario, London; Patrick Sheridan, M.Sc., Janice Pogue, M.Sc., and Mary ...

A consecutive series of 640 total joint arthroplasty patients was interviewed before surgery and at a minimum of 2 years following surgery. Statistical analyses were conducted to examine the effect of psychological distress and other patient characteristics on outcomes (Western Ontario and McMaster Universities Osteoarthritis Index, Short Form 36, and Quality of Well-Being index). Before and af...

BACKGROUND It is important to understand the long-term consequences of postponing total joint arthroplasty until the onset of severe functional impairment. Therefore, the purpose of this investigation was to determine and compare the midterm to long-term postoperative outcomes of patients who underwent total joint arthroplasty with severe vs less severe preoperative functional impairment. MET...

marriage in each of the different regions of iran is affected by the ethnic and religious beliefs. polygamy phenomenon in sarbaz in under debate because inside of this tradition some modernization factors also being establishment. according to this incompatibility, polygamy in the field of mental health is studied in this paper. in this study 300 men who have one wife and polygamous has been st...

abstract background: inflammatory bowel disease (ibd) is a group of inflammatory conditions of the colon and small intestine that may have critical consequences on patient’s quality of life (qol). many disease-specific qol tools have been developed recently. the mcmaster inflammatory bowel disease questionnaire (ibdq) is one of them. the aim of this study was to translate into persian and evalu...

background: this is a case series of 76 knees of 62 patients who underwent upper tibial valgus osteotomy for treatment of medial compartment osteoarthritis during a 20-year period and who were followed for a mean of 7.6 years.   methods: the patients were evaluated by validated outcome assessment systems of general health status short form (sf-36), the western ontario mcmaster osteoarthritis in...