Authors
F.B. Harris
London School of Hygiene and Tropical Medicine, London, United Kingdom
R. Green
London School of Hygiene and Tropical Medicine, London, United Kingdom
E. Joy
London School of Hygiene and Tropical Medicine, London, United Kingdom
A. Haines
London School of Hygiene and Tropical Medicine, University of London, London, United Kingdom
A. Dangour
London School of Hygiene and Tropical Medicine, London, United Kingdom
