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Schutze GE, Flick EL, Stefanova R, Spencer HJ, Lensing SY, Berry DA, Cave MD.Schutze GE, et al. Among authors: stefanova r.South Med J. 2004 Jun;97(6):583-7. doi: 10.1097/00007611-200406000-00014.South Med J. 2004.PMID: 15255426