The corporate presence at oncology meetings.
Halperin
Edward C
EC
Department of Radiation Oncology, Duke University Medical Center, Durham, North Carolina 27710, USA. halperin@radonc.duke.edu
D003226:Congresses as Topic; D037921:Gift Giving; D007400:Interprofessional Relations; D009369:Neoplasms; D012955:Societies, Medical