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4. [Scientific, technical and economic cooperation in the field of medical technology between the USSR and the Hungarian People's Republic]. Pekarskiĭ MD. Med Tekh; 1975; (5):57-9. PubMed ID: 1214582 [No Abstract] [Full Text] [Related]
14. [Inventions in Soviet oral medicine (based on data from a study of a large volume of descriptions of inventions for inventor certifications and patents in the USSR)]. Vel'kovich LIa. Stomatologiia (Mosk); 1985 Nov; 64(5):75-9. PubMed ID: 3866384 [No Abstract] [Full Text] [Related]
15. [Some problems of protecting national priority in the field of scientific and technical achievements]. Iaroslavskiĭ BZ, Abramov BV. Med Prom SSSR; 1966 Jan; 20(1):27-30. PubMed ID: 5984464 [No Abstract] [Full Text] [Related]