RT Journal Article SR Electronic T1 Respiratory tract infections: uncommon pathogens and misleading presentations JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 567 OP 570 DO 10.7861/clinmedicine.11-6-567 VO 11 IS 6 A1 Simon E Brill A1 Wei Shen Lim A1 Jeremy S Brown YR 2011 UL http://www.rcpjournals.org/content/11/6/567.abstract