10 ] (Approximately 3-10 million members worldwide) Hospitals 1 Tertiary institutions 2     Iglesia ni Cristo [ 11 ] (pronounced [ɪˈɡleʃɐ ni ˈkɾisto] ); Tagalog for Church of Christ ; also known as INC , and previously known as Iglesia ni Kristo or INK ( Kristo being the Tagalog translation