Acknowledgements
This research was carried out in the framework of national
projects funded by the Italian Ministry of University and
Research (MIUR), Programma Nazionale di Ricerche in Antartide
(PNRA), through the “Chemical Contamination” project,
and Istituto Superiore per la Prevenzione e la Sicurezza del
Lavoro (ISPESL).
The Authors wish to thank the Editor and reviewers for their
help in improving the paper.