00577naa#a2200193#i#450# EN\\bibl\13907 20240706185801.6 2409-3750 20161115b2016####ek#y0engy0150####ca RUS RU NEHB SYSTEM IN CASES OF DIFFERENT FORMS OF HYPERCARDIA Journal article Tula LLC Information and publishing center Innovations and investments 2016 0 с. Journal article local Kirkina Natalya Khadartsev Aleksandr Belyaeva Elena zh-szf.ru