TY JOUR TI PROSPECTS OF PHOTOPLETHYSMOGRAPHY AS A SCREENING METHOD FOR VEGETATIVE VASCULAR DYSFUNCTION KW diagnostics KW cardiovascular diseases KW vegetative-vascular dysfunction KW photoplethysmography KW heart rate variability. JO Tavricheskiy Mediko-Biologicheskiy Vestnik AU Gezalova, N.D. AU Bobrik, Y.V. AU Rybalko, S.Y. PY 2025 IS 28 PB V.I. Vernadsky Crimean Federal University