%0 Journal Article %B J Patient Saf %D 2013 %G eng %N 4 %P 224-31 %R 10.1097/PTS.0b013e3182913837 %T Patients do not always complain when they are dissatisfied: implications for service quality and patient safety. %V 9 %1 https://www.ncbi.nlm.nih.gov/pubmed/24257066 %8 12/2013