1. Department of Medicine, Mount Auburn Hospital, Cambridge, Massachusetts, USA.
2. Department of Medicine, Harvard Medical School, Boston, Massachusetts, USA.
3. Department of Family Medicine, School of Medicine, Catholic University, Santiago, Chile.
4. Lactation Committee, Chilean Pediatric Society, Santiago, Chile.
5. National Centre for Disease Prevention and Health Promotion, Istituto Superiore di Sanità (National Institute of Health), Rome, Italy.
6. Baby-Friendly Initiatives, Italian National Committee for UNICEF, Rome, Italy.
7. Cooper Medical School, Rowan University, Camden, New Jersey, USA.
8. Unidad de Lactancia, Dr. Peset University Hospital, Valencia, Spain,
9. Baby-Friendly Initiative (IHAN), Spain.
10. Department of Maternal and Child Public Health, School of Nursing, Federal University of Minas Gerais, Belo Horizonte, Brazil.
11. BabyCafe USA, Melrose, Massachusetts, USA.
12. Department of Medicine, Cooper University Hospital, Camden, New Jersey, USA.
13. Department of Pediatrics, Children's Regional Hospital, Cooper University Health Care-Cooper Medical School of Rowan University, Camden, New Jersey, USA.