TY - RPRT TI - Progressive and nonresolving pneumonia. AU - Donald E Low AU - Tony Mazzulli AU - Tom Marrie PY - 2005 DO - 10.1097/01.mcp.0000158727.20783.70 UR - https://pubmed.ncbi.nlm.nih.gov/15818188/ ID - 15818188 ER -