RT Journal Article SR Electronic T1 Are routine preoperative chest radiographs necessary in asymptomatic patients undergoing noncardiothoracic surgery? JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP S7 OP S8 VO 74 IS 9 esuppl 1 A1 Jaffer, Amir K. A1 Michota, Franklin A. A1 Bader, Angela M. A1 Borkowski, Raymond A1 Kroen, Collin A1 Harte, Brian A1 Gugliotti, David A1 Rajamanickam, Anitha A1 Patel, Preethi A1 Usmani, Ali YR 2007 UL http://www.ccjm.org/content/74/9_esuppl_1/S7.abstract AB