LDR 00451naa#a2200157#i#450# 001 EN\\bibl\30331 005 20240329134112.5 011 ## _a1609-3178 100 ## _a20190827b2019####ek#y0engy0150####ca 102 ## _aRU 200 1# _aUltrasound History: Looking into Silence to Hear the Invisible _eJournal article 210 1# _aSaint-Petersburg _cLLC SVEN _d2019 215 ## _a3 с. 608 ## _aJournal article _2local 700 #1 _aGrudskiy _gMikhail Ya. 856 4# _anaukaru.ru _u