PEPTIC ULCER DISEASE: CHANGE OF NOTIONS AND APPROACHES, ACCENTS TO THE HEART RATE VARIABILITY. J. V. N. Karazin Khark. Nat. Univ., Ser. Med. [інтернет]. 04, Липень 2015 [цит. за 25, Жовтень 2026];(15):129-40. доступний у: https://periodicals.karazin.ua/medicine/article/view/7023