نتایج جستجو برای: operative keratectasia
تعداد نتایج: 93005 فیلتر نتایج به سال:
The value of operative cholangiography in the management of biliary tract disease has been questioned. To better define the role of cholangiography, we reviewed 579 consecutive cholecystectomies done by 1 group of surgeons in a small rural practice over 8 years. Cholangiography demonstrated unsuspected common bile duct disease in 5% of the procedures, while 12% of the patients were spared an un...
BACKGROUND Corneal tensile strain increases if the cornea becomes thin or if intraocular pressure increases. However, the effects of mechanical stress on extracellular matrix (ECM) remodelling in the corneal repair process and the corneal anomalies are unknown. METHODS In this study, the combined effects of interleukin-1β (IL-1β) on matrix metalloproteinases (MMPs) in corneal fibroblasts unde...
Background: When the best treatment option is uncertain, a patient’s preference based on personal values should bethe source of most variation in diagnostic and therapeutic interventions. Unexplained surgeon-to-surgeon variation intreatment for hand and upper extremity conditions suggests that surgeon preferences have more influence than patientpreferences.Methods: A total of 184 surgeons revie...
The main purpose of this research is to study the success of rural cooperative companies and evaluate different factors which may influence such a success. For this purpose, sample companies were randomly selected based on multistage and stratification sampling with proportional allocation method,. Finally, 18 rural co-operative companies were studied using questionnaires filled out by 328 ordi...
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