99色精品-9色在线-99色在线-99色视频国产欧美日产一区二区三区_亚洲精品亚洲人成在线观看_四虎在线精品永久观看_免费一级a一片久久精

<pre id="4v4do"><legend id="4v4do"></legend></pre>

判斷題

胃潰瘍癌變發(fā)生于潰瘍邊緣。

答案：正確

你可能感興趣的試題

Cure of infection of H.pylori is defined currently as absence of the organism by tests performed no sooner than 4 weeks after cessation of anticrobial therapy。

答案：錯誤

Cure of H.pylori infection is easy；single agents are effective。

答案：錯誤

<pre id="uibxj"><strong id="uibxj"></strong></pre>

<pre id="uibxj"></pre>

<sup id="uibxj"><legend id="uibxj"><div id="uibxj"></div></legend></sup>

<dl id="uibxj"></dl>