Ssonko, Michael Prevalence and factors asssociated with low serum vitamin B12 levels among psychiatric patients admitted in Butabika Mental Hospital / b y Michael Ssonko. - Kampala: Makerere University, 2011. - 57 leaves: ill.; 30 cm. Thesis (MMed, Internal Medicine) - Makerere University, 2011. Includes bibliographical references (p.41 - 5). Subjects--Topical Terms: Vitamin B12.Serum.