35. Goldman A, Cheda S, Keeney S, Schmalstieg F, Schanler RJ. Immunologic protection of the premature newborn by human milk. Semin Perinatol. 1994(18):495-501.
36. Tessier R, Cristo M, Velez S, et al. Kangaroo mother care and the bonding hypothesis. Pediatrics. 1998;102(2):e17.
37. Trombini E, Surcinelli P, Piccioni A, Alessandroni R, Faldella G. Environmental factors associated with stress in mothers of preterm newborns. Acta Paediatr. 2008;97(7):894-898.
38. Neri E. Prematurità: Interazioni precoci e sintomatologia materna. [Dottorato di ricerca in psicologia generale e clinica]. Università di Bologna; 2013.
39. Meier PP. Breastfeeding in the special care nursery. prematures and infants with medical problems. Pediatr Clin North Am. 2001;48(2):425-442.
40. Parker LA, Sullivan S, Krueger C, Kelechi T, Mueller M. Effect of early breast milk expression on milk volume and timing of lactogenesis stage II among mothers of very low birth weight infants: A pilot study. J Perinatol. 2012;32(3):205-209.
41. Agostoni C, Buonocore G, Carnielli VP, et al. Enteral nutrient supply for preterm infants: Commentary from the european society of paediatric gastroenterology, hepatology and nutrition committee on nutrition. J Pediatr Gastroenterol Nutr. 2010;50(1):85-91.
42. Merewood A, Philipp BL, Chawla N, Cimo S. The baby-friendly hospital initiative increases breastfeeding rates in a US neonatal intensive care unit. J Hum Lact. 2003;19(2):166-171.
43. OMS, UNICEF. L'allattamento al seno: Protezione, incoraggiamento e sostegno. . 1989.
44. OMS, UNICEF. Dichiarazione degli innocenti sulla protezione, la promozione e il sostegno all'allattamento al seno. . 1990.
45. Federazione nazionale collegi ostetriche. Codice deontologico dell'ostetrica/o. . 2010.
46. Schmid V. La competenza materna globale. come sostenere e mantenere la competenza materna in una nascita prematura. D&D. 2009;64.
47. Winnicott D. I bambini e le loro madri. Cortina Raffaello; 1999:103.
48. Sisk PM, Lovelady CA, Dillard RG, Gruber KJ. Lactation counseling for mothers of very low birth weight infants: Effect on maternal anxiety and infant intake of human milk. Pediatrics. 2006;117(1):e67-75.
49. Johnson AN. Promoting maternal confidence in the NICU. J Pediatr Health Care. 2008;22(4):254-257.
50. Kantrowitz-Gordon I. Expanded care for women and families after preterm birth. J Midwifery Womens Health. 2013;58(2):158-166.
51. Profit J, Gould JB, Zupancic JA, et al. Formal selection of measures for a composite index of NICU quality of care: Baby-MONITOR. J Perinatol. 2011;31(11):702-710.
52. do Nascimento MB, Issler H. Breastfeeding the premature infant: Experience of a baby-friendly hospital in brazil. J Hum Lact. 2005;21(1):47-52.
53. Flacking R, Nyqvist KH, Ewald U, Wallin L. Long-term duration of breastfeeding in swedish low birth weight infants. J Hum Lact. 2003;19(2):157-165.
54. Dall'Oglio I, Salvatori G, Stendardi M, Bonci E, D'Agostino G. Allattamento materno in terapia intensiva neonatale: Descrizione di un cambiamento. Assistenza infermieristica e ricerca. 2004;23(4):221-227.
55. Dall'Oglio I, Salvatori G, Bonci E, Nantini B, D'Agostino G, Dotta A. Breastfeeding promotion in neonatal intensive care unit: Impact of a new program toward a BFHI for high-risk infants. Acta Paediatr. 2007;96(11):1626-1631.
56. Merewood A, Philipp BL, Chawla N, Cimo S. The baby-friendly hospital initiative increases breastfeeding rates in a US neonatal intensive care unit. J Hum Lact. 2003;19(2):166-171.
57. Bicalho-Mancini PG, Velasquez-Melendez G. Exclusive breastfeeding at the point of discharge of high-risk newborns at a neonatal intensive care unit and the factors associated with this practice. J Pediatr (Rio J). 2004;80(3):241-248.