RT Journal Article SR Electronic T1 Aetiology of community acquired pneumonia: fashionable or familiar JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 104 OP 104 VO 21 IS 1 A1 Robert M. Bannatyne A1 Laila Qasem YR 2000 UL http://smj.org.sa/content/21/1/104.abstract AB