00708naa#a2200205#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200014300102210004800245215001000293608002700303686005800330700003500388700003000423700002900453856002000482EN\\bibl\3325720240426125446.5##a2077-7566##a20191025b2019####ek#y0engy0150####ca0#aRUS##aRU1#aCAUSES, DIAGNOSIS AND TREATMENT OF MAXILLARY SINUSITIS, THE CURRENT STATE OF THE PROBLEMeJournal article1#aEkaterinburgcTIRAZH Publishing Housed2019##a7 с.##aJournal article2local##aКлиническая медицина. 76.292grnti#1aDregalkinagAnna Aleksandrovna#1aKostinagIrina Nikolaevna#1aSaliigOlga Vladimirovna4#adental-press.ru