Katriina Heikkilä, Solja T. Nyberg, Marianna Virtanen, and Mika Kivimäki are with the Finnish Institute of Occupational Health, Helsinki. Eleonor I. Fransson is with the School of Health Sciences, Jönköping University, Jönköping. Lars Alfredsson is with the Institute of Environmental Medicine, Karolinska Institutet, Stockholm, Sweden. Marie Zins, Marcel Goldberg, and Archana Singh-Manoux are with the Centre for Research in Epidemiology and Population Health, Villejuif, France. Hugo Westerlund is with the...