For citations:
Semenov S.I., Savvin R.G., Nikitina S.G., Maksimova S.S., Krivoshapkin V.G., Sleptsova S.S. Viral hepatitis B epidemiology in Sakha republic (Yakutia). Russian Journal of Gastroenterology, Hepatology, Coloproctology. 2015;25(4):53-58. (In Russ.)