INFERIOR ALVEOLAR NERVE BLOCK BY INJECTION INTO THE PTERYGOMANDIBULAR SPACE USING GUIDING DEVICES: A SYSTEMATIC REVIEW Статья Kashtanov A., Darawsheh H., Vasil'ev Y., Ibrahim S.RA., Shirokova D., Shilyaeva E., Brichagina V., Taymurazov G. Archiv Euromedica. European Scientific Society. Том 11. 2021. С. 123-129