Authors: J R Beach; A Spurgeon; R Stephens; T Heafield; I A Calvert; L S Levy; J M Harrington Journal: Occup Environ Med Date: 1996-08 Impact factor: 4.402
Authors: Lola Roldán-Tapi; Antonia Leyva; Francisco Laynez; Fernando Sánchez Santed Journal: Environ Health Perspect Date: 2005-06 Impact factor: 9.031