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مقدمه: تخمین جمعیت گروههای پرخطر یکی مهمترین پارامترهای مورد نیاز برای برنامهریزیهای کلان کشوری در زمینه بیماری hiv/aids است. بهدلیل مخفی بودن و دشواری در یافتن افراد متعلق به این گروهها بایست به روشهای غیر مستقیم تخمینی از جمعیت این گروهها زد و در این بین روش network scale up یکی از روشهای مؤثر و متداول میباشد. هدف از انجام این مطالعه برآورد اندازه گروههای پرخطر hiv در مردان 18 تا 4...
conclusions the current results showed no significant differences between the outcomes of the two procedures at short-term follow-up. however, the results might have changed in the long term. background stress urinary incontinence in women is a common problem that impairs the quality of life in patients. the extraordinary number of procedures to treat stress urinary incontinence reflects a lack...
the interest of dental research in metal-free restorations has been rising in the last 20 years following the introduction of innovative all-ceramic materials in the daily practice. in particular, high-strength ceramics and related cad/cam techniques have widely increased the clinical indications of metal-free restorations, showing more favorable mechanical characteristics compared to the early...
‘Cranking up’, ‘whacking up’ and ‘bumping up’: X-ray exposures in contemporary radiographic practice
AIM To determine longer term health outcome in a cohort of UK service personnel who received the anthrax vaccination. METHOD We conducted a three year follow up of UK service personnel all of whom were in the Armed Forces at the start of the Iraq War. 3206 had been offered the anthrax vaccination as part of preparations for the 2003 invasion of Iraq. A further 1190 individuals who did not dep...
Background To evaluate the effectiveness of Cardiac Magnetic Resonance Imaging (CMR) in evaluation of cardiac masses. Cardiac masses are a rare but important finding on cardiac imaging. Differentiating benign from malignant masses is crucial as an accurate diagnosis can affect the work up and management of the patient. To date very few studies have evaluated the effectiveness of CMR in aiding t...
OBJECTIVE To evaluate the feasibility and acceptance of (a) two programmes of assessment of practice management in a practice visit: mutual practice visits and feedback by peers versus visits and feedback by non-physician observers and (2) the practice visit method used in these programmes (the visit instrument to assess practice management and organisation (VIP)--a validated Dutch tool). DES...
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