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    Robert L. Vogel, PhD

    Article

    Esophagogastroduodenoscopy Performed by a Family Physician

    Author:
    Richard Pj. Pierzchajlo, MD
    Richard J. Ackermann, MD
    Robert L. Vogel, PhD
    • Read More

    Article

    Colonoscopy Performed by a Family Physician A Case Series of 751 Procedures

    Author:
    Richard Pj. Pierzchajlo, MD
    Richard J. Ackermann, MD
    Robert L. Vogel, PhD
    • Read More

    Article

    Surgery in Nonagenarians Morbidity, Mortality, and Functional Outcome

    Author:
    Richard J. Ackermann, MD
    Robert L. Vogel, PhD
    Lee A. Johnson, RN
    Dennis W. Ashley, MD
    Maurice M. Solis, MD
    • Read More

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    • MDedge Home
    • Cardiology
    • Clinician Reviews
    • Dermatology
    • Emergency Medicine
    • Endocrinology/Diabetes
    • Family Medicine
    • Federal Practitioner
    • Gastroenterology
    • Hematology/Oncology
    • Infectious Disease
    • Internal Medicine
    • Neurology
    • Obstetrics And Gynecology
    • Pediatrics
    • Psychiatry
    • Pulmonology
    • Rheumatology
    • Surgery