[18F] 3-deoxy-3′-fluorothymidine positron emission tomography: alternative or diagnostic adjunct to 2-[18f]-fluoro-2-deoxy-D-glucose positron emission tomography in the workup of suspicious central focal lesions? - Halter,G.; Buck,A.K.; Schirrmeister,H. (J Thorac Cardiovasc Surg, 2004)