Management of Anticoagulation Before and After Elective Surgery
www.uptodate.com Dec. 2012, Lip, G. & Douketis, J., 2012
Post-operative aspergillosis
Clin Microbiol Infect 12:1060-1076, Pasqualotto, A.C. & Denning, D.W., 2006
Lumbar Spine After Surgery for Herniated Disk:Imaging Findings in the Early Postoperative Period
AJR 164:665-671, Dina,T.S.,et al, 1995