| Professional Activities | In 1919, Mikhail Innokentevich Arinkin became the Head of the Department of Specific Pathology and Therapy of Internal Diseases. In 1936, he founded and headed the Haematology Section at Leningrad South P. and Medical Division-Surgeon. By 1943, he had risen to the rank of Major-General of Medical Services, and in 1945, he was promoted to Lieutenant-General. |