TY - RPRT TI - Unsuspected pseudophysiologic emphysema in chronic persistent asthma. AU - A F Gelb AU - N Zamel PY - 2000 DO - 10.1164/ajrccm.162.5.2001037 UR - https://pubmed.ncbi.nlm.nih.gov/11069812/ ID - 11069812 ER -