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Oral hygiene, periodontal health and chronic obstructive pulmonary disease exacerbations |
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| Authors: | Liu Zhiqiang Zhang Wei Zhang Jing Zhou Xuan Zhang Liangqiong Song Yiqing Wang Zuomin |
| Affiliation: | Department of Stomatology, Beijing ChaoYang Hospital affiliated to Capital Medical University, China. |
| Abstract: | |
| Keywords: | case–control study chronic obstructive pulmonary disease exacerbations oral hygiene periodontitis risk factors |
| 本文献已被 PubMed 等数据库收录！ | |