title: Trenching and excavation-preventing workplace fatalities.
authors.affiliation: Worcester State University, Worcester, MA, USA. stephanie.chalupka@worcester.edu
authors.forename: Stephanie
authors.initials: S
authors.lastname: Chalupka
mesh_terms: D000062:Accidents, Occupational / Q000401:mortality / Q000517:prevention & control*; D001237:Asphyxia / Q000401:mortality / Q000517:prevention & control; D020378:Confined Spaces; D006801:Humans; D014481:United States / Q000453:epidemiology; D014947:Wounds and Injuries / Q000401:mortality / Q000517:prevention & control*