Eglise Anglicaine du Zaire (EAZ), Communaut Anglicaine du Zaire (CAZ), Eglise du Christ au Zaire (ECZ), Zaire (later Democratic Republic of Congo): provision of equipment, drugs and training to support a health programme in the Boga area; vaccines and material for under-fives health programme; support for Ugandan refugees, 1975-1982