Front-of-pack labelling policies and the need for guidance

Affiliations

• ¹ Centre for Health Policy, Institute of Global Health Innovation, Imperial College London, London, UK; Faculdade de Ciências da Saúde, Universidade da Beira Interior, Covilhã, Portugal. Electronic address: franciscogoianasilva@gmail.com.
• ² Centre for Innovation, Technology and Policy Research, IN+, Instituto Superior Técnico, Universidade de Lisboa, Lisbon, Portugal.
• ³ Imperial College Business School, Imperial College London, London, UK.
• ⁴ Nutrition and Metabolism, NOVA Medical School, NOVA University of Lisbon, Lisbon, Portugal; Center for Health Technology Services Research (CINTESIS), Oporto, Portugal.
• ⁵ Portuguese Order of Nutritionists, Oporto, Portugal.
• ⁶ Directorate General of Health, Lisbon, Portugal.
• ⁷ National Institute of Health Dr Ricardo Jorge, Lisbon, Portugal.
• ⁸ Department of Surgery and Cancer, Faculty of Medicine, Imperial College London, London, UK.
• ⁹ Centro Hospitalar Universitário São João, Faculty of Medicine, Porto University, Oporto, Portugal.