Occupational safety and health; Industrial safety; Safety measures; Environmental surveys; Accident investigations; Wounds and injuries; Construction industry; Protective equipment; Floors;
机译:致命事故情况和流行病学(FaCE)报告:屋顶工帮手死于1991年10月2日在弗吉尼亚州的一个屋顶开口落下22英尺