Evaluation of Dyclonine Hydrochloride Mucilage for Pain Control in Plaque Control‐Oriented Periodontal Therapy: A Double‐Blind Randomised Clinical Trial - Zeng Yi; Zhou Hangfan; Huang Rongli; Wu Zixiang; Chu Xiangyuan; Yang Jiantang; Yang Kun; Yan Fuhua; Ge Song (International Journal of Dental Hygiene, 2026)