TY - JOUR T1 - Aerosol Penetration Ratio: A New Index of Ventilation JF - Journal of Nuclear Medicine JO - J Nucl Med SP - 1343 LP - 1346 VL - 27 IS - 8 AU - Steven A. Sirr AU - Greg R. Elliott AU - Warren E. Regelmann AU - Patrick J. Juenemann AU - Richard L. Morin AU - Robert J. Boudreau AU - Warren J. Warwick AU - Merle K. Loken Y1 - 1986/08/01 UR - http://jnm.snmjournals.org/content/27/8/1343.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -