Amber in the history of medicine : proceedings of the international conference / editorial board Tatiana J. Suvorova, Irina A. Polyakova, Christopher J. Duffin, Natalia V. Andreeva, Juris M. Salaks, Anna V. Sivkova, Natalia N. Martyniuk ; Ministry of Culture of Kaliningrad Oblast, Kaliningrad Regional Amber Museum. - Polâkova, Irina Alekseevna; Duffin, Christopher J.; Salaks, Juris M. (1961- ).; Sivkova, Anna V.; Martyniuk, Natalia N.; Suvorova, Tatʹâna; Andreeva, Natalʹâ V. (Kaliningrad Regional Amber Museum, 2016)