Mitchell, J. K. (1842). On the usefulness of the medical profession, beyond the limits of the profession: A lecture introductory to the course of practice of medicine in Jefferson Medical College of Philadelphia, delivered November 4, 1842. Philadelphia: Merrihew & Thompson, Printers.

Mitchell, John Kearsley. On the Usefulness of the Medical Profession, Beyond the Limits of the Profession: A Lecture Introductory to the Course of Practice of Medicine in Jefferson Medical College of Philadelphia, Delivered November 4, 1842. Philadelphia: Merrihew & Thompson, Printers, 1842.

Mitchell, John Kearsley. On the Usefulness of the Medical Profession, Beyond the Limits of the Profession: A Lecture Introductory to the Course of Practice of Medicine in Jefferson Medical College of Philadelphia, Delivered November 4, 1842. Philadelphia: Merrihew & Thompson, Printers, 1842.