%0 Journal Article %B Acad Med %D 2012 %G eng %N 2 %P 164-7 %R 10.1097/ACM.0b013e31823f7202 %T Perspective: ten thousand hours to patient safety, sooner or later. %V 87 %1 https://www.ncbi.nlm.nih.gov/pubmed/22189877 %8 02/2012