Affiliation: | 1. Thoracic and Cardiovascular Surgery, Hannover Medical School, Hannover, Germany;2. Respiratory Medicine, Hannover Medical School, Hannover, Germany;3. Radiation Oncology, Hannover Medical School, Hannover, Germany;1. Hampshire Instruments Inc., Metropolitan Corporate Center, 300 Nickerson Road, Marlborough, MA 01752, U.S.A. |