Zhou, Z F <br/><br/>
[Seroprevalence of Helicobacter pylori infection among Yi and Han nationalities in Yunxian County, Yunnan Province].  [electronic resource] 

 -  Zhonghua liu xing bing xue za zhi = Zhonghua liuxingbingxue zazhi  Feb 1997 
 - 18-21 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0254-6450 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Age Factors<br/>Child<br/>Child, Preschool<br/>China--epidemiology<br/>Ethnicity<br/>Female<br/>Helicobacter Infections--epidemiology<br/>Helicobacter pylori<br/>Humans<br/>Male<br/>Middle Aged<br/>Prospective Studies<br/>Sampling Studies<br/>Substance-Related Disorders--complications<br/>Water Supply