Supplementum 172: Annual meeting of the Swiss Society for Pediatrics (St. Gallen, Switzerland, June 18-20, 2009). Swiss Med Wkly [Internet]. 2009 May 30 [cited 2026 Jan. 29];139(2122):Suppl. 172. Available from: https://www.smw.ch/index.php/smw/article/view/5306