TY - GEN AU - Kuznetsov,A I TI - [The differential diagnosis of chronic rheumatism and chronic tonsillitis in children] SN - 0031-403X PY - 1970///0110 KW - Adolescent KW - Child KW - Child, Preschool KW - Chronic Disease KW - Diagnosis, Differential KW - Electrocardiography KW - Female KW - Humans KW - Male KW - Phonocardiography KW - Rheumatic Diseases KW - diagnosis KW - Tonsillitis N1 - Publication Type: Journal Article ER -