"A tree trimmer dies when he is pulled into a wood chipper"@en . . "A tree trimmer dies when he is pulled into a wood chipper"@en . . . . . . . . . . . . . . "field study published in 2008"@en . "10.26616/NIOSHSFACE08CA005" . "2008-08-29T00:00:00Z"^^ . . . . . . . "PB2010110539" . . . . . . . "A tree trimmer dies when he is pulled into a wood chipper"@en . . . . . "20035395" . . . . "A tree trimmer dies when he is pulled into a wood chipper"@en . . . . . . . . . . . . . . . . .