1. Department of Public Health and Pediatrics, University of Torino, Torino, Italy
2. Azienda Ospedaliero Universitaria Città della Salute e della Scienza di Torino, Torino, Italy
3. School of Nursing & Midwifery, Medical Biology Centre, Queen’s University Belfast, Belfast, Northern Ireland
4. Department of Public Health and Primary Care, Leiden University Medical Center, Leiden, The Netherlands
5. Department of Biomedicine and Prevention, University of Roma Tor Vergata, Roma, Italy
6. School of Nursing, Azienda Ospedaliera “SS Antonio e Biagio e Cesare Arrigo,” Alessandria, Italy
7. Catherine McAuley School of Nursing and Midwifery, University College Cork, Cork, Ireland