00660naa#a2200205#i#450# EN\\bibl\42742 20241219145910.4 2500-4379 20210327b2021####ek#y0engy0150####ca RU How to use endoscopy equipment and not break it? Journal article Moscow Publishing house "Logos Press" 2021 5 с. Journal article local Ветеринария. 68.41 grnti Chernov Aleksandr Vladimirovich Lukomskiy Andrey Leonidovich Kazakova Ol'ga Dmitrievna Elanceva Elizaveta Sergeevna logospress.editorum.ru