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Valery Petrovich Sergun, Evgenia Bereslavets, Valentina Nikolaevna Burkova, Valeriy Mikhailovich Poznyakovsky, Elena Ragozinnikova, Boisjoni Tokhiriyon. Siberian Fir Extract Used in Complex Therapy of Acute Respiratory Viral Infections. ijmtlm [Internet]. 2024 Dec. 12 [cited 2025 Dec. 5];27(3s):425-32. Available from: https://ijmtlm.org/index.php/journal/article/view/769