Virtual Mentor. 2006 Jan 1;8(1):34-7. doi: 10.1001/virtualmentor.2006.8.1.cprl1-0601. What makes a screening exam "good"? Herman C(1). Author information: (1)co-director of breast imaging at Vanderbilt Breast Center and assistant professor at Vanderbilt University. PMID: 23232314.