RESULTS WITH A NEW MODEL OF DILATOR WITH A FLEXIBLE CABLE FOR MITRAL COMMISSUROTOMY WITH A LEFT SIDED APPROACH (RUSSIAN) Article Lapkin K.V., Chernov V.A., Khandudzha O.P. Kardiologiia. Общество специалистов по сердечной недостаточности. Vol. 14. 1974. P. 112-115
EXTERNAL DRAINAGE OF THE BILE DUCTS (RUSSIAN) Article Vinogradov V.V., Venkatadri G., Pryadkin V.V. Khirurgiya. ООО "Издательство "Медиа Сфера". Vol. 50. 1974. P. 8-13