实验室检验、接触者追踪和病例调查都是具有破坏性和资源密集型的措施，所带来的是可持续性问题。
Laboratory testing, contact tracing, and investigation of cases are disruptive and resource-intensive measures, raising questions about sustainability.
对该病人的53位接触者采集了标本，正由国家公共卫生研究所实验室进行检验。
Specimens from 53 contacts of the cases were collected and are being tested by the National Institute for Public Health laboratory.
他们还检验了来自可能与疾病有接触的城市和乡村的病人。
They also examined patients from both rural and urban areas suspected of contracting the disease.
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