For citations:

Borodin M.A., Ismailova D.B., Ispulaeva S.H. Difficulties in diagnosis of granulomatosis with polyangiitis in a child with concomitant pulmonary aspergillosis. Actual Problems of Theoretical and Clinical Medicine. 2024;(2):46-57. (In Russ.) https://doi.org/10.24412/2790-1289-2024-2-46-57