by Cunliffe, Nigel A, Gondwe, Jailosi S, Kirkwood, Carl D, Graham, Stephen M, Nhlane, Ndina M, Thindwa, Benson DM, Dove, Winifred, Broadhead, Robin L, Molyneux, Malcolm E, Anthony Hart, C
Published in The Lancet (British edition) (18.08.2001)

by Cunliffe, NA, Gondwe, J S, Kirkwood, C D, Graham, S M, Nhlane, N M, Thindwa, BDM, Dove, W, Broadhead, R L, Molyneux, ME, Hart, CA
Published in The Lancet (North American edition) (18.08.2001)