A confession of tone
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Authors: Zheng Hongya, Yan Shuang, Liu Shuangyi, Chen Jianyong School: Harbin Medical University Instructor: Meng Yan The book describes the origins of bad breath from a first-person perspective, and introduces the self-test method, classification, causes and corresponding treatment methods of bad breath. The book is rich in content, diverse in form, and has cute and vivid cartoon characters, showing the knowledge, scientificity and fun of the popular science content. |
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