Source:http://linkedlifedata.com/resource/umls/id/C0006751
MSH: Determination, by measurement or comparison with a standard, of the correct value of each scale reading on a meter or other measuring instrument; or determination of the settings of a control device that correspond to particular values of voltage, current, frequency or other output.,NCI: Procedure used to calibrate measurements or measurement devices.,NCI: The act of checking or adjusting (by comparison with a standard) the accuracy of a measuring instrument.