National Alliance for Breastfeeding Advocacy, Weston, Massachusetts.
Corresponding Author: Marsha Walker, RN, IBCLC, National Alliance for Breastfeeding Advocacy, 254 Conant Rd, Weston, MA 02493 ([email protected]).
Submitted for publication: May 7, 2007
Accepted for publication: June 7, 2007
doi: 10.1097/01.JPN.0000341356.45446.23