Columbia subject headings:
Birth control--Puerto Rico--History.
Birth control--Religious aspects--Catholic Church.
Contraception--Puerto Rico--History.
Puerto Rico--Social conditions.
Harvard subject headings:
Birth control--Puerto Rico--History.
Birth control--Religious aspects--Catholic Church
Contraception--Puerto Rico--History.
Contraception--Religious aspects--Catholic Church
Puerto Rico--Social conditions.
Princeton subject headings:
Birth control--Puerto Rico--History.
Birth control--Religious aspects--Catholic Church.
Contraception--Puerto Rico--History.
Puerto Rico--Social conditions.