Study on gallbladder emptying function in the asymptomatic gallstone patients.

无症状胆囊结石病患者胆囊排空功能的研究。

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Objective To establish PCR method for the detection of the asymptomatic infection of Leishmania infantum.

目的 建立适合检测我国婴儿利什曼原虫无症状感染的PCR方法。

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Conventional angiography showed mean symptomatic stenosis of 77% compared with 46% on the asymptomatic side.

常规血管造影显示77%的病例具有症状侧的狭窄，46%具有非症状侧狭窄。

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There are several common hemoglobin disorders such as sickle cell trait and the thalassemias that are generally asymptomatic and generally of no consequence to the patient having it, but patients can have erroneous HgA1C measurements.

CNN: Why do my A1C results from different sources vary?

The restaurant said that the bug was spread by an asymptomatic worker, that its staff has extensively cleaned the kitchen, and that it has offered refunds or new meals to affected diners.

WSJ: Restaurant Rankings May Give You Little to Chew On

While some are extremely painful, vertebral fractures are often asymptomatic until the spine begins to collapse.

WSJ: Health Journal: Yes, You Are Getting Shorter