- Correspondence to Professor Fernando G Benavides, Center for Research in Occupational Health, Universitat Pompeu Fabra IMIM PSMar, CIBER of Epidemiology and Public Health, Barcelona, 08003, Spain;
- Received May 14, 2019
- Revised September 6, 2019
- Accepted September 17, 2019
- First published October 5, 2019.
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