Portugal's voluntary food reformulation agreement and the WHO reformulation targets.

Address: Centre for Health Policy, Institute of Global Health Innovation, Imperial College London, London, United Kingdom.; Faculdade de Ciências da Saúde, Universidade da Beira Interior, Covilhã, Portugal.; Center for Innovation, Technology and Policy Research, IN+, Instituto Superior Técnico, Universidade de Lisboa, Lisbon, Portugal.; Nuffield Department of Primary Care Health Sciences, University of Oxford, United Kingdom.; Centre for Public Administration and Public Policies, Institute of Social and Political Sciences, University of Lisbon, Lisbon, Portugal.; Nutrition and Metabolism, NOVA Medical School, Faculty of Medical Sciences, NOVA University of Lisbon, Lisbon, Portugal.; Center for Health Technology Services Research (CINTESIS), Porto, Portugal.; INSA, National Institute of Health, Lisbon, Portugal.; Portuguese Order of Nutritionists, Porto, Portugal.; Department of Management & Centre for Health Economics & Policy Innovation (CHEPI), Imperial College Business School, London, United Kingdom.; Department of Surgery and Cancer, Faculty of Medicine, Imperial College London, London, United Kingdom.