THE EVALUATION OF THE DYNAMICS OF PERSISTENT ERYTHEMA ON THE SKIN OF THE FACE IN PATIENTS RECEIVING HYPOTENSIVE THERAPY WITH B - ADRENOBLOCKERS AND INDIRECT ANTICOAGULANTS IN COMPARISON WITH THE COMBINED DRUG EXFORGE ArticleKarpova A.V., Batkaev E.A., Ogurtsov P.P., Fedorova V.N.Актуальные вопросы дерматовенерологии. 2018. С. 80-84