Linee guida

Nutrition support for low-birth-weight infants.
JPEN J Parenter Enteral Nutr 1993 Jul-Aug;17(4 Suppl):33SA-38SA (reaffirmed 1999)
 

Allattamento materno

Evidence-based guidelines for breastfeeding management during the first fourteen days.
Raleigh, NC: International Lactation Consultant Association; 1999 Apr. 31

Breastfeeding and the use of human milk.
Pediatrics 1997 Dec;100(6):1035-9