Abstract
SHS investigation development is considered from the geographical and historical viewpoint. 3 stages are described. Within Stage 1 the work was carried out in the Department of the Institute of Chemical Physics in Chernogolovka where the scientific discovery had been made. At Stage 2 the interest to SHS arose in different cities and towns of the former USSR. Within Stage 3 SHS entered the international scene. Now SHS processes and products are being studied in more than 50 countries.
Abstract
Chagas disease is now a public health problem due to the detection of cases all around the world. The migration of the Latin American populations to North America, Europe, Asia and Oceania has made the parasite cross the seas, so as to secure the Trypanosoma cruzi survival by means of blood transfusion and by congenital transmission from mother to offspring. The increasing number of cases of Chagas disease detected in various countries all over the world urges the health systems to be prepared to its proper diagnosis and treatment.
Recommended Chapters
We recommend

Authors:Bentham Science Books