ACKNOWLEDGEMENTS

Grateful acknowledgement is made to the following for permission to use available illustrations:

• Foundation for Teaching Aids at Low Cost (TALC), Institute of Child Health, London, UK (slides Bl5 and B19)
• Dr E.J. Gangarosa, Atlanta, USA (slide B5)
• The Hesperian Foundation, Berkeley, CA, USA (slide B31)
• International Centre for Diarrhoeal Disease Research, Bangladesh, Dacca, Bangladesh (slide B1)
• Dr Khadraoui Souad, Institut national de la Sante de l'Enfance, Tunis, Tunisie (slide B14)
• Dr M.M. Levine, University of Maryland School of Medicine, Baltimore, MD, USA (slides B13 and B29)