PubMed Bruised Chest References. Aihara R, Millham FH, Blansfield J, Hirsch EF. Emergency room thoracotomy for penetrating chest injury: effect of an institutional protocol.
in math the unit rate is a comparison of two different quantities when they are combined together discover the definition of the unit rate in math with tips from a mathematics tutor in this free video on math lessons
rate 1. 1. the amount of a charge or payment with reference to some basis of calculation: a high rate of interest on loans. 2. a certain amount of one thing considered in relation to a unit of another thing: at the rate of 60 miles an hour. 3. a fixed charge per unit of quantity: a rate of 10 cents a pound. 4. degree of speed or progress: to work at a rapid rate. 5. assigned position in any of a series of graded classes; rating.