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冷冻治疗口腔白斑81例,痊愈37例,显效22例,好转17例,无效5例。术后6个月～1年10个月随访复发4例。
Eighty-one cases of oral leukoplakia were treated by cryotherapy, 37 cases were cured, 22 cases were markedly effective, 17 cases were improved, and 5 cases were ineffective. Four patients were followed up for 6 months to 10 years after operation.