Cite
Determination of Known Exhalation Valve Damage Using a Negative Pressure User Seal Check Method on Full Facepiece Respirators
MLA
Andrew Freeman, et al. “Determination of Known Exhalation Valve Damage Using a Negative Pressure User Seal Check Method on Full Facepiece Respirators.” Applied Occupational and Environmental Hygiene, vol. 18, Apr. 2003, pp. 237–43. EBSCOhost, https://doi.org/10.1080/10473220301399.
APA
Andrew Freeman, Lisa J. Delaney, & Roy T. McKay. (2003). Determination of Known Exhalation Valve Damage Using a Negative Pressure User Seal Check Method on Full Facepiece Respirators. Applied Occupational and Environmental Hygiene, 18, 237–243. https://doi.org/10.1080/10473220301399
Chicago
Andrew Freeman, Lisa J. Delaney, and Roy T. McKay. 2003. “Determination of Known Exhalation Valve Damage Using a Negative Pressure User Seal Check Method on Full Facepiece Respirators.” Applied Occupational and Environmental Hygiene 18 (April): 237–43. doi:10.1080/10473220301399.