title: Determining cartridge change schedules.
authors.affiliation: Hospira, Ltd., Dominican Republic. franklin.pichardo@hospira.com
authors.forename: Franklin
authors.initials: F
authors.lastname: Pichardo
mesh_terms: D016902:Air Pollution, Indoor / Q000032:analysis / Q000517:prevention & control*; D004867:Equipment Design; D006801:Humans; D015233:Models, Statistical; D016273:Occupational Exposure / Q000032:analysis / Q000331:legislation & jurisprudence / Q000517:prevention & control*; D012134:Respiratory Protective Devices / Q000592:standards*; D012449:Safety; D014481:United States; D014489:United States Occupational Safety and Health Administration