TY - JOUR A1 - Arenz, S. A1 - Rückerl, R. A1 - Koletzko, B. A1 - von Kries, R. T1 - Breast-feeding and childhood obesity: A systematic review Y1 - 2004 DO - 10.1038/sj.ijo.0802758 VL - 28 IS - 10 ER -