Letter to the Editor on the Article by Caroll GJ, Buccini GS, and Pérez-Escamilla R Titled “Perspective: What Will it Cost to Scale-Up Breastfeeding Programs? A Comparison of Current Global Costing Methodologies”

Abstract

We read with much interest the article by Caroll, Buccini, and Pérez-Escamilla, titled "Perspective: What will it cost to scale-up breastfeeding programs? A comparison of current global costing methodologies" (1). We appreciate the efforts the authors have made to raise the important subject of cost for breastfeeding programs, highlighting the strengths and weaknesses of the 2 principal approaches, namely, the World Breastfeeding Costing Initiative (WBCi) (2) and the World Bank costing methodology (3).We would like to submit some comments on the article as follows: