For citations:

Prokhorova O.V., Dorofeichik-Drygina N.A. SOME ASPECTS OF THE STATE OF THE PERIODONTAL TISSUES IN THE RUSSIAN EMERCOM FIREFIGHTERS WITH DISEASES OF THE GASTROINTESTINAL TRACT. Medicо-Biological and Socio-Psychological Problems of Safety in Emergency Situations. 2013;(1):38-41. (In Russ.) https://doi.org/10.25016/2541-7487-2013-0-1-38-41