In 1828, Dieffenbach enhanced the surgical treatment of cleft palate by introducing hard palatal mucosa elevation to allow the closure of hard palatal cleft. von Langenbeck (1859) proposed the creation of a bipedicle mucoperiosteal flap that can be mobilized medially to close the palatal cleft.
In fact, over 2 million deaths occur each year from water-related diarrhea alone. At any given time, almost half of the people in developing countries suffer from water-related diseases.â â¢ WHO World Health Report 1999. Statistical Annex. Totals of 2.3 million excluding several water-related diseases.
Food and Water borne Diseases. Bacterial Diseases Parasitic Diseases Viral Diseases. Foodborne disease is caused by consuming contaminated foods or beverages.There are many different foodborne infections, which cause an estimated 48 million illnesses and 3,000 deaths each year in the United States.ood and Water borne Diseases. Bacterial Diseases Parasitic Diseases Viral Diseases. Foodborne disease is caused by consuming contaminated foods or beverages.