R, K., J, P., J, B., & PR, B. (2009). Calibration of the modified Electrical Low-Pressure Impactor (ELPI) for use with pressurized pharmaceutical aerosols. Journal of aerosol medicine and pulmonary drug delivery, 22(1), 55. https://doi.org/10.1089/jamp.2008.0683
Chicago Style (17th ed.) CitationR, Kotian, Peart J, Bryner J, and Byron PR. "Calibration of the Modified Electrical Low-Pressure Impactor (ELPI) for Use with Pressurized Pharmaceutical Aerosols." Journal of Aerosol Medicine and Pulmonary Drug Delivery 22, no. 1 (2009): 55. https://doi.org/10.1089/jamp.2008.0683.
MLA (9th ed.) CitationR, Kotian, et al. "Calibration of the Modified Electrical Low-Pressure Impactor (ELPI) for Use with Pressurized Pharmaceutical Aerosols." Journal of Aerosol Medicine and Pulmonary Drug Delivery, vol. 22, no. 1, 2009, p. 55, https://doi.org/10.1089/jamp.2008.0683.