TY CONF TI ANALYSIS OF THE DISTRIBUTION OF WORKING TIME MEDICAL SECRETARY AT THE DENTAL CLINIC OF USMU KW lean medicine KW lean production KW medical secretary JO Materials of the International Congress "Dentistry of the Great Urals". December 4-6, 2019 AU Kvardakova, A.P. AU Ozhgihina, N.V. AU Sharipova, R.I. PY 2024 PB TIRAZH Publishing House