%0 Journal Article %J Studies In Health Technology And Informatics %D 2011 %T A Reference Architecture for Integrated EHR in Colombia %A Edgar Orlando de la Cruz %A Diego Mauricio López Gutierrez %P 309 %U http://www.ncbi.nlm.nih.gov/pubmed/21893762 %V 169 %8 Agosto 2011 %9 A2