1. Possible reasons for non-completion of immunization in an urban settlement of Papua New Guinea;Bukenya;PNG Med. J.,1991
2. Application of multiple methods to study the immunization programme in an urban area of Guinea;Cutts;Bull. WHO,1990
3. Expanding immunization coverage through improved clinic procedures;Ekunwe;World Health Forum,1984
4. MOH Ghana Maternal and Child Health and Family Planning. Annual Report 1992. Accra, 1993.
5. Pillsbury, B. Immunization: The behavioural issues in child survival programs. Monograph No. 3. International Health and Development Associates, CA, July 1990.