TY JOUR TI ELECTRET NON-WOVEN MATERIALS AS A METHOD OF PROTECTION FROM INHALATION EXPOSURE FACTORS KW MELTBLOWN KW SPUNBOND KW ELECTRETS KW BACTERIOSTATIC EFFECT KW MICROORGANISMS KW MEDICAL MASK KW GRAM-POSITIVE BACTERIA JO Herald of Technological University AU Galeeva, L.R. AU Gilfanova, S.V. PY 2025 IS 28 PB Kazan National Research Technological University