Tumwesigye, John. Factors predisposing to contamination of ready-to- eat food sold by food vendors in Rubaga division, Kampala district / by John Tumwesig ye. - Kampala Makerere University: , 2004. - xii, 70 leaves : ill. ; 30 cm. Thesis ( MPH )- Makerere University, 2004. Includes bibliographical references ( p. 58-61). Subjects--Topical Terms: Food contamination.--------