Authors: I M Balfour-Lynn; E Abrahamson; G Cohen; J Hartley; S King; D Parikh; D Spencer; A H Thomson; D Urquhart Journal: Thorax Date: 2005-02 Impact factor: 9.139
Authors: S Wongtim; U Silachamroon; K Ruxrungtham; V Udompanich; S Limthongkul; P Charoenlap; C Nuchprayoon Journal: Thorax Date: 1999-10 Impact factor: 9.139