[Gastroenterology; campaign against liver virus; campaign against intestinal diseases contracted from drinking water].
D060766:Drinking Water; D005762:Gastroenterology; D006505:Hepatitis; D006506:Hepatitis A / Q000517:prevention & control*; D006801:Humans; D007410:Intestinal Diseases; D014765:Viral Vaccines; D014881:Water Supply
D060766:Drinking Water; D014765:Viral Vaccines
HEPATITIS, INFECTIOUS/prevention and control; WATER SUPPLY
Gastroenterología; lucha contra las virosis hepáticas; lucha contra las enfermedades intestinales de origen hídrico.