Mixed Feeding

Minnesota Department of Health, Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) – When You Need to be Away
http://www.health.state.mn.us/divs/fh/wic/nutrition/pdffiles/ebf5.pdf
http://www.health.state.mn.us/divs/fh/wic/spanish/spanishpdf/sbf5.pdf

Abstract
To continue breastfeeding when you need to be away from your baby, it is recommended that you express breastmilk by hand or using a breast pump. Staff and pregnant and breastfeeding women receive guidelines on the proper collection and storage of breastmilk. (Available in English and Spanish).