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Dr. Duffy is on Doximity

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Education & Training

  • Baylor College of Medicine
    Baylor College of MedicineResidency, Internal Medicine, 1971 - 1972
  • Boston University Medical Center
    Boston University Medical CenterResidency, Internal Medicine, 1967 - 1969
  • University of Cincinnati Medical Center/College of Medicine
    University of Cincinnati Medical Center/College of MedicineResidency, Internal Medicine, 1965 - 1967
  • University of Cincinnati Medical Center Inc.
    University of Cincinnati Medical Center Inc.Internship, Transitional Year, 1964 - 1965
  • University of Oklahoma College of Medicine
    University of Oklahoma College of MedicineClass of 1964

Certifications & Licensure

  • OH State Medical License
    OH State Medical License 2013 - 2017
  • MN State Medical License
    MN State Medical License 1975 - 2012

Publications & Presentations

PubMed

Journal Articles

  • Disrupted Functional Connectivity in Primary Progressive Apraxia of Speech  
    Mary M Machulda, Keith A Josephs, Rene L Utianski, Joseph R Duffy, David S Knopman, David T Jones, Ronald C Petersen, Edythe A Strand, ScienceDirect