Trends and educational differences in non-communicable disease risk factors in Pitkaranta, Russia, from 1992 to 2007
Vlasoff, Tiina; Laatikainen, Tiina; Korpelainen, Vesa; Uhanov, Mihail; Pokusajeva, Svetlana; Tossavainen, Kerttu; Vartiainen, Erkki; Puska, Pekka (2015-02-06)