00918naa#a2200181#i#450# EN\\bibl\125263 20260815021629.6 1994-4683 20260814b2026####ek#y0engy0150####ca RU Electromyography as an instrumental diagnostic method in functional testing of stabilizer muscles of the cervical spine in children with Down syndrome Journal article Moscow National State University of Physical Education, Sports and Health named after P.F. Lesgaft 2026 8 с. Journal article local Методика физического воспитания. Пути и средства физического воспитания. Учебные заведения физической культуры. 796.011.3 Bezryadnov Egor Alexandrovich Eydel'man Lyubov' Nikolaevna uchzapiski.lesgaft.spb.ru