Låg, Jul (ed.): Geomedical problems in developing countriesThis book is a collection of papers presented at a symposium entitled "Geomedical problems in developing countries" held in Oslo 28. 10. 29. 10. 1999. The symposium is a result of a collaboration established in 1986 between the Working Group "Soils and Geomedicine" of the International Union of Soil Science (IUSS) and the Geomedical Committee of the Norwegian Academy of Science and Letters, both with Professor, Dr. J. Lg as chairman. Professor Lg also