Pediatric Gastroesophageal Reflux Clinical Practice Guidelines: Joint Recommendations of the North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition (NASPGHAN) and the European Society for Pediatric Gastroenterology, Hepatology, and Nutrition (ESPGHAN)Yvan Vandenplas, Tobias G. Wenzl, G. Veereman‐Wauters et al.|Journal of Pediatric Gastroenterology and Nutrition|2009Cited by 736