We are grateful to the management and the staff of the hospitals for their cooperation and moral support. Our appreciation also goes to Lagos State Health Service Commission and Lagos State Ministry of Health for the cooperation received throughout the period of study. We are equally grateful to Professor E. O. Wahab of Department of Sociology, Lagos State University (LASU), for supplying information on the catchment areas used. We are grateful to the staff members of Department of Microbiology, particularly, Abudul Azzis Anjorin, and Management of LASU for their support.
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