Pediatric BMI for Age Observation
In FHIR STU3 standard, Observation resource is designed as a type of event resource describing, measurements and simple assertions made about a patient, device or other subject. For Pediatric BMI for age, we are using this resource.
Pediatric BMI returns fields including code, Subject (patient), Value, Encounter and effective (date and time for vital sign).
Based on:
http://hl7.org/fhir/us/core/StructureDefinition/pediatric-bmi-for-age