Influence of initial periodontal therapy on the presence of oral Helicobacter pylori and the relation of genotype of Helicobacter pylori in oral cavity and with that in stomach是什么意思_Influence of initial periodontal therapy on the presence of oral Helicobacter pylori and the relation of genotype of Helicobacter pylori in oral cavity and with that in stomach在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句