[On the value of the method of direct magnification in the x-ray diagnosis of chronic diseases of the middle ear].
D004427:Ear Diseases / Q000000981:diagnostic imaging*; D004432:Ear, Middle / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography; D013679:Technology, Radiologic; D014054:Tomography
O znachenii metodiki priamogo uvelicheniia v rentgenodiagnostike khronicheskikh zabolevaniĭ srednego ukha.