An Act amending Titles 23 (Domestic Relations) and 42 (Judiciary and Judicial Procedure) of the Pennsylvania Consolidated Statutes, providing for sex trafficking and missing and abducted children; in uniform interstate family support, making extensive revisions to general provisions, jurisdiction, civil provisions of general application, establishment of support order, direct enforcement of order of another state without registration, enforcement and modification of support order after registration, determination of parentage, interstate rendition and miscellaneous provisions and providing for support proceeding under convention; and, in juvenile matters, further providing for definitions and for disposition of dependent children