In all, ninety-one face-to-face contacts were identified, twelve of whom had no vaccination scar, and six who had been hospital patients or visitors.
总共确认出91人是面对面接触，他们中有12人没有种痘疤痕和6人是住院病人或是访客。
She only had a couple of vaccination marks on her arm and a tiny scar on her knee.
她的胳膊上有一些种痘后的留痕，膝盖处有一小块疤。
Methods the children who were the second grade class of primary schools were investigated the history of the BCG vaccination, BCG scar, native place and conducted PPD test.
方法对小学二年级学生进行卡介苗接种史、卡痕、户口所在地、出生地情况调查，同时进行人型- PPD试验。
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