Photo-essay written and photographed for the Asia regional sanitation and hygiene practitioners work Read more...
unpublished manuscript, written in 2005 Read more...
Paper written for the Asia regional sanitation and hygiene practitioners workshop in Dhaka, Bangladesh, on 31 January -2 February 2012 Read more...
The potential benefits of installing excreta disposal facilities on the burden of paediatric diarrhoea in less-developed settings remains... Read more...