作者自1963年6月至1966年1月对单纯型和病灶型慢性扁桃体炎患者共265例进行了β溶血性链球菌的细菌学和血清学诊断的研究。共分三组:Ⅰ组为单纯型慢性扁桃体炎;Ⅱ组 A total of 265 patients with simple and focal chronic tonsillitis were studied for bacteriological and serological diagnosis of β-hemolytic streptococcus from June 1963 to January 1966. Divided into three groups: Ⅰ group of simple chronic tonsillitis; Ⅱ group