TY JOUR TI SAFETY OF MODIFIED STAIR CLIMBING TEST IN THE EARLY PERIOD OF REHABILITATION OF PATIENTS WITH ACUTE MYOCARDIAL INFARCTION KW JO Acta biomedica scientifica AU Strezhneva, D.A. AU Knyazyuk, O.O. AU Kuklin, S.G. AU Abramovich, S.G. AU Amosova, T.L. AU Onuchina, E.V. AU Lukyanova, M.V. PY 2017 IS 2 PB Scientific Center for Family Problems and Human Reproduction