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fhir package
documentation
r4/resource_types/base/entities2/entities2.dart
SubstanceInstance
quantity property
quantity property
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quantity
property
Quantity
?
quantity
inherited
Implementation
Quantity? get quantity => throw _privateConstructorUsedError;
fhir package
documentation
r4/resource_types/base/entities2/entities2
SubstanceInstance
quantity property
SubstanceInstance class