Authors: G von Nieding; H M Wagner; H Krekeler; H Löllgen; W Fries; A Beuthan Journal: Int Arch Occup Environ Health Date: 1979-06-15 Impact factor: 3.015
Authors: W S Linn; Y T Chang; D R Julin; C E Spier; U T Anzar; S F Mazur; S C Trim; E L Avol; J D Hackney Journal: Lung Date: 1982 Impact factor: 2.584