RT Journal Article SR Electronic T1 An elderly man with nonresolving cough, leukocytosis and a pulmonary mass JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 134 OP 135 VO 169 IS 2 A1 Mohammad Alanezi A1 Stewart Pugsley A1 David Higgins A1 Marek Smieja A1 Christine H. Lee YR 2003 UL http://www.cmaj.ca/content/169/2/134.abstract AB