O. A. Makharin and V. M. Genilo, “The Influence of Polymorphism of the Μ-opioid Receptor OPRM1 A118G on the Doses of Narcotic Analgesics in the Early Postoperative Period (Meta-Analysis)”, Annals of Critical Care, no. 3, pp. 48–52, Sep. 2017, doi: 10.21320/1818-474X-2017-3-48-52.