extension on comparator "equal to" is not allowed in FHIR

[costateixeira]

No description provided.

[costateixeira]

...
Alternatively we can ask HL7 to add the "=" to the VS and CS codesystem-quantity-comparator.html

[rlindstrm]

This is how it's currently used in the Ingredient resource in EMA examples (incl DADI form) and PPL products.

	<numerator>
		<value value="500"/>
		<comparator>
			<extension url="http://ema.europa.eu/fhir/extension/comparator">
				<valueCoding>
					<system value="https://spor.ema.europa.eu/v1/lists/100000000008"/>
					<code value="100000000049"/>
					**<display value="equal to"/>**
				</valueCoding>
			</extension>
		</comparator>
		<unit value="milligram(s)"/>
		<system value="https://spor.ema.europa.eu/v1/lists/100000110633"/>
		<code value="100000110655"/>
	</numerator>