1.
The branch of dentistry that deals with the study and treatment of periodontal disease.
牙周病学牙科的分支，主要研究牙周疾病的治疗
2.
There are many reasons for diseases of the teeth and gums.
产生牙齿和牙周疾病的原因很多。
3.
Nested case-control study on the relationship between premature delivery and periodontal diseases
早产与牙周疾病关系的巢式病例对照研究
4.
Study on Intraoral Digital Imaging System for the Detection of Teeth and Periodontal Disease
应用口腔数字成像系统诊断牙齿及牙周疾病的研究
5.
Conclusion Traumatic occlusal force, iatrogenic factors and periodontal lesions are the major causes that led to VRFs.
结论创伤性牙合力、髓无活力、些医源性因素及牙周疾病是导致牙根纵裂的重要原因。
6.
Studies have found that people with severe gum disease have an increased risk of developing heart disease, diabetes and stroke.
研究表明，患有严重牙周疾病的人比别人更容易得心脏
7.
The branch of dentistry that deals with diseases of the tooth root, dental pulp, and surrounding tissue.
牙髓病学研究牙根、牙髓及其周围组织疾病的牙医学的一个分支
8.
Investigation of systemic diseases of older patients in a periodontal clinic;
牙周科老年患者系统性疾病情况调查
9.
Anther serious disease affects the gums, the tissue that surrounds the teeth.
另外一种疾病严重影响牙齿周围的牙龈，
10.
the branch of dentistry dealing with diseases of the gums and other structures around the teeth.
牙科中有关齿龈与牙齿四周结构的疾病的分支。
11.
Periodontal disease is a chronic bacterial condition associated with receding gums and tooth loss.
牙周病是一种慢性细菌感染性疾病，会引起牙床萎缩和牙齿脱落。
12.
Primary study of the relationship between periodontitis and COPD
牙周炎与慢性阻塞性肺疾病关系的初步研究
13.
Research progress on the influence of periodontal treatment to system diseases
牙周治疗对系统性疾病影响的研究进展
14.
The Role of Nitric Oxide and Nitric Oxide Synthase in Periodontal Diseases
一氧化氮及一氧化氮合酶与牙周组织疾病
15.
The advance of study on the relationship between periodontal microorganism and cardiovascular disease
牙周微生物与心血管疾病相关性的研究进展
16.
Chinese Journal of Conservative Dentistry
牙体牙髓牙周病学杂志
17.
The Epidemiologic Study of Permanent Tooth Morphology and Oral Disease of People Excavated from Shaolingyuan 3,000 Years Ago in Xizhou Dynasty;
少陵原西周墓遗址3000年前人牙齿形态和口腔疾病的流行病学研究
18.
The impact of oral health habits on periodontitis and COPD
口腔卫生习惯对牙周炎和慢性阻塞性肺疾病的影响研究