Contribution of Saratov school of dermatology to the study of rare and chronic dermatoses in the 20-30s of the XX century

The article is devoted to the scientific and practical contribution of the staff of the clinic of skin and venereal diseases of the Saratov Medical Institute in the study of etiology, pathogenesisand development of modern methods of diagnosis and treatment of rare and chronic skin diseases in the first half of the twentieth century.