TY - BOOK ED - WHO Seminar on Expansion of the Use of Immunization in Developing Countries ED - World Health Organization. TI - First WHO Seminar on Expansion of the Use of Immunization in Developing Countries, Kumasi, Ghana, 12-19 November 1974 SN - 9241700165 PY - 1975/// CY - Geneva PB - World Health Organization KW - Immunization KW - Communicable disease control KW - methods KW - Developing countries UR - http://apps.who.int/iris/ ER -