There are 2 types of brachytherapy used for endometrial cancer, low-dose rate (LDR) and high-dose rate (HDR). 1  In LDR brachytherapy, the radiation devices are usually left in place for about 1 to 4 days. 2  In HDR brachytherapy, the radiation is more intense.
Price Range. The high and low prices between which a security trades over a given period of time. The size of the price range is an indicator of volatility, with a large price range showing a great deal of volatility and a low range showing the opposite. A price range is also called simply a range.
Average true range (ATR) is a technical analysis volatility indicator originally developed by J. Welles Wilder, Jr. for commodities. The indicator does not provide an indication of price trend, simply the degree of price volatility.The average true range is an N-day smoothed moving average (SMMA) of the true range values. Wilder recommended a 14-period smoothing.he range of a day's trading is simply. The true range extends it to yesterday's closing price if it was outside of today's range. The true range is the largest of the: 1  Most recent period's high minus the most recent period's low. 2  Absolute value of the most recent period's high minus the previous close.