Authors: N A Halsey; J S Coberly; J Desormeaux; P Losikoff; J Atkinson; L H Moulton; M Contave; M Johnson; H Davis; L Geiter; E Johnson; R Huebner; R Boulos; R E Chaisson Journal: Lancet Date: 1998-03-14 Impact factor: 79.321
Authors: A Polesky; H W Farber; D J Gottlieb; H Park; S Levinson; J J O'Connell; B McInnis; R L Nieves; J Bernardo Journal: Am J Respir Crit Care Med Date: 1996-11 Impact factor: 21.405
Authors: S Moreno; J Baraia-Etxaburu; E Bouza; F Parras; M Pérez-Tascón; P Miralles; T Vicente; J C Alberdi; J Cosín; D López-Gay Journal: Ann Intern Med Date: 1993-08-01 Impact factor: 25.391