RT Journal Article SR Electronic T1 Author's reply JF Occupational and Environmental Medicine JO Occup Environ Med FD BMJ Publishing Group Ltd SP 575 OP 575 DO 10.1136/oem.53.8.575-a VO 53 IS 8 A1 Alessandro Antonelli A1 Giovanni Silvana A1 Fabrizio Bianchi A1 Carmelo Gambuzza A1 Luigi Tana A1 Poupak Fallahi A1 Lidio Baschier YR 1996 UL http://oem.bmj.com/content/53/8/575.2.abstract AB