DSpace Collection: http://hdl.handle.net/2117/5123 2013-05-19T07:57:35Z Response to the letter to the editor by Dr van den Berg http://hdl.handle.net/2117/13463 Title: Response to the letter to the editor by Dr van den Berg Authors: Vilaseca Ricart, Meritxell; Pujol Ramo, Jaume Description: Letters to the editor 2011-10-10T11:41:52Z