Authors: M J Epton; I R Martin; P Graham; P E Healy; H Smith; R Balasubramaniam; I C Harvey; D W Fountain; J Hedley; G I Town Journal: Thorax Date: 1997-06 Impact factor: 9.139
Authors: Jafar A Qasem; Hassan Nasrallah; Bader N Al-Khalaf; Faysal Al-Sharifi; Ahmed Al-Sherayfee; Samirah A Almathkouri; Hussein Al-Saraf Journal: Ann Saudi Med Date: 2008 Nov-Dec Impact factor: 1.526