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
Yaws disease is an infectious disease which is caused by Treponema pallidum. It is an endemic non-venereal disease. In the tropical regions where humidity is present yaws are spread by skin to skin contact. The main camping was started to eradicate this disease by using injectable penicillin. It mainly affects children who are living in poor areas they resultantly suffered from lesions of the bone, cartilage, and skin. The reinfection risk caused by repetitive contact with those children who have an infection and they seem to be a key factor in predicting the treatment failure.
Recommended Chapters
We recommend

Authors:Bentham Science Books