Authors: J J Egan; K McNeil; B Bookless; K Gould; P Corris; T Higenbottam; A K Webb; A A Woodcock Journal: Lancet Date: 1994-08-20 Impact factor: 79.321
Authors: P A Flume; T M Egan; L J Paradowski; F C Detterbeck; J T Thompson; J R Yankaskas Journal: Am J Respir Crit Care Med Date: 1994-06 Impact factor: 21.405