Effectiveness of a Homeopathic Complex Remedy in Colic and Flatulence in Children: A randomized multicenter study. (May 2019) - Raak, Christa; Krueger, Peter; Klement, Petra; De Jaegere, Sabine; Weber, Stephan; Keller, Thomas; Ilyenko, Lydia; Martin, David; Ostermann, Thomas