Result: The prevalence of ENT diseases in general was 38.2%, among were chronic tosillitis, chronic rhinitis, chronic sinusitis with prevalence of 27.2%, 12.9% and 3.5%, respectively.
Kết quả: Tỉ lệ bệnh TMH chung tương đối cao (38,2%), trong đó có viêm amidan mạn (27,2%), viêm mũi mạn (12,9%), viêm xoang mạn (3,5%).