%0 Journal Article %B JAMA Intern Med %D 2013 %G eng %N 8 %P 707-9; discussion 663 %R 10.1001/jamainternmed.2013.2968 %T Change in intern calls at night after a work hour restriction process change. %V 173 %1 https://www.ncbi.nlm.nih.gov/pubmed/23529748 %8 04/2013