Structure a single Measurement which may contain one or more response domains (i.e., a list of valid category responses where if "Other" is indicated a text response can be used to specify the intent of "Other"). The structure provides detail on the intent of the measurement, they type of capture, the valid response options and the number of allowed responses, references to external aids and instructions, and an estimation of the time needed to respond to the measurement. Note that the MeasurementItem is a reusable format for use in any number of applied uses. Additional materials and information can be added within the MeasurementConstruct which is the applied use of a measurement.