%0 Journal Article %T Pantohematogen Efficacy Evaluation in Complex Sanatorium Rehabilitation of Patients with post-COVID-19 Syndrome: an Open Randomized Cohort Study %A Shakula., A.V. %A Nesina., I.A. %A Pavlov., A.I. %A Kurniavkina., E.A. %A Chursina., V.S. %A Telepanova., I.V. %K post-COVID-19 syndrome, pantotherapy, food supplement, pantohematogen, rehabilitation program, sanatorium %J Bulletin of Rehabilitation Medicine %D 2022 %N 21 %P 9 %I Federal State Budgetary Institution «National Medical Research Center of Rehabilitation and Balneology» of Ministry of Healthcare of Russian Federation