[Influenza A H1N1 v as a clinical and epidemiological problem].

In this paper actual information about influenza A H1N1 v were described. Biology of virus, as well as epidemiology, clinical picture, diagnostic methods and prophylactic recommendation of influenza were presented. The pathogenicity and disease spread should be under surveillance of public health and medical services. Vaccination seems to be the best method in influenza epidemiology prevention.