The following examples of laboratory errors are considered as assignable causes, including but not limited to instrument error, observable error and confirmed observable error.

以下实验室误差的例子可认为是可确定的原因，包括但不限于：仪器错误，显著误差和经证实的显著误差等。

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The review was undertaken after the office found errors made by a laboratory technician who was hired in 2001 and resigned in 2011.

WSJ: 1 fired, 1 suspended at NY medical examiner office