StudyUnitType (complexType)

Allows for inclusion of a study unit that belongs to the group as a direct child. Subgroups may also contain study units, and individual study units and subgroups may be members of a single group. Study units can be included in any group or subgroup either as in-line documentation/metadata or by reference.

Source

  <xs:complexType name="StudyUnitType">  <xs:choice>  <xs:element ref="s:StudyUnit">  </xs:element>  <xs:element ref="Reference">  </xs:element>  </xs:choice>  </xs:complexType>