Mathematics Department;
University of Dar es Salaam;
Dar es Salaam;
Tanzania;
Faculty of Military Science;
Stellenbosch University;
Cape Town;
South Africa;
Department of Molecular Biology and Biotechnology;
University of Dar es Salaam;
Dar es Salaam;
Tanzania;
HCV; Disease; Infected; Immigrants; Stability; Sensitivity; Index; Lyapunov; Method; Screening; Education; Health; Care; and; Immunization;