1. Occupational accident creating staff’s death (hereafter known as fatal occupational accident) would be the occupational incidents causing staff’s Loss of life in one of next cases:5. T?o ?i?u ki?n cho ng??i lao ??ng liên quan ??n v? tai n?n cung c?p thông tin cho ?oàn ?i?u tra tai n?n lao ??ng khi ???c yêu c?u.1. Tr??ng h?p ?ã h?t th?i