background:  elbow surgery is shared by several subspecialties. we were curious about the most common elbow surgeries and their corresponding diagnoses in the united states.   methods:  we used the national hospital discharge survey (nhds) and the national survey of ambulatory surgery (nsas) data gathered in 2006-databases that together provide an estimate of all inpatient and ambulatory surgic...

trends in cholesterol level of different populations have been investigated in several studies. this study is conducted to determine the trend of cholesterol level of iranian adults from 1990 to 2007. data on cholesterol measurements of four national health surveys that have been carried out in iran used in this study. cholesterol level of 12728 adults aged 25-64 were measured in 1990-1 survey....