TY - RPRT TI - Quantitation of emphysema by computed tomography using a "density mask" program and correlation with pulmonary function tests. AU - M Kinsella AU - N L Müller AU - R T Abboud AU - N J Morrison AU - A DyBuncio PY - 1990 DO - 10.1378/chest.97.2.315 UR - https://pubmed.ncbi.nlm.nih.gov/2298057/ ID - 2298057 ER -