Endemic HBV among hospital in-patients in Bangladesh, including evidence of occult infection. by Chowdhury, FR, McNaughton, AL, Amin, MR, Barai, L, Saha, MR, Rahman, T, Das, BC, Hasan, MR, Islam, KMS, Faiz, MA, Al-Mahtab, M, Mokaya, J, Kronsteiner, B, Jeffery, K, Andersson, MI, de Cesare, M, Ansari, MA, Dunachie, S, Matthews, PC