[The problem of hepatitis infection in dentistry].

The incidence of hepatitis B is increasing all over the world. The parenteral route of infection is one of the principal. A considerable number of cases are caused by infection of patients at therapeutic institutions, including dental clinics.

[Basic principles of developing national standards for antibiotics].

The main principles in preparation of national standards of the antibiotics manufacture in the USSR are compared with those of the World Health Organization. The characteristics of preparing standards of mono- and multicomponent antibiotics, as well as the requirements for optimal packing of the standards are presented.