Add SUM SubsetOperator to global types
Add SUM SubsetOperator to global types

thecristen/health-data-standards,PheMA/health-data-standards,okeefm/health-data-standards,okeefm/health-data-standards,PheMA/health-data-standards,projectcypress/health-data-standards,projectcypress/health-data-standards,thecristen/health-data-standards