# text.div
This code system http://hl7.org/fhir/permitted-data-type defines the following codes:

Code | Definition
Quantity | A measured amount.
CodeableConcept | A coded concept from a reference terminology and/or text.
string | A sequence of Unicode characters.
boolean | true or false.
integer | A signed integer.
Range | A set of values bounded by low and high.
Ratio | A ratio of two Quantity values - a numerator and a denominator.
SampledData | A series of measurements taken by a device.
time | A time during the day, in the format hh:mm:ss.
dateTime | A date, date-time or partial date (e.g. just year or year + month) as used in human communication.
Period | A time range defined by start and end date/time.

# description
Permitted data type for observation value.

# concept[].definition
A coded concept from a reference terminology and/or text.

# concept[].definition
A set of values bounded by low and high.

# concept[].definition
A ratio of two Quantity values - a numerator and a denominator.

# concept[].definition
A series of measurements taken by a device.

# concept[].definition
A time during the day, in the format hh:mm:ss.

# concept[].definition
A date, date-time or partial date (e.g. just year or year + month) as used in human communication.

# concept[].definition
A time range defined by start and end date/time.