1·Last year, the World Health Organization determined that nightshift work, which can lead to sleep troubles, is a probable human carcinogen.
就在去年，世界卫生组织认定，夜班工作导致的睡眠问题，是一个可能的致癌原因。
2·Contact person during nightshift, making decision stopping production or calling up supervisor;
在夜班设立责任人，决定生产的继续或停止，紧急状况联系主管；
3·An interesting study of family relationship and health of nightshift workers was carried by Tomas.
托马斯曾经做过一个关于夜班工人家庭关系和健康状况的有趣研究。