Zelenin V.F., Lass M.A. Heart defects. In Russian /Zelenin V.F., Lyass M.A. Poroki serdtsa. M. Gosmedizdat. Circulation 4000 copies. 1932. 268 p. We have thousands of titles and often several copies of each title may be available. Please feel free to contact us for a detailed description of the copies available. SKUalbd04458bea6505e56.