[Ocular fatigue syndrome in subjects exposed to video display terminals: definition and evaluation in a group of VDT operators]. / La sindroma da "affaticamento visivo" negli esposti a videoterminali: definizione e valutazione in un gruppo di operatori SIP.

The incidence of the "ocular fatigue syndrome" in a group of VDT telephone operators is evaluated and compared with a control group (people not working at VDT), by using questionnaires. The results show that the "ocular fatigue syndrome" is much more frequent in VDT operators in comparison with the control group.

[Possible risk of liver diseases from exposure to bitumen]. / Possibile rischio di epatopatie da esposizione a bitumi.

The influence of exposure to bitumen on hepatic enzymatic induction was examined. Measurement of serum GT in a group of exposed workers and a control group produced statistically significant results, indicating that exposure to bitumen causes enzymatic induction.