The Agnew Clinic exception of the patient. It largely repeats the subject of Eakins's earlier "The Gross Clinic" (1875), seen at the Philadelphia Museum of Art. The painting echoes the subject and treatment of Rembrandt's famous "Anatomy Lesson of Dr. Nicolaes Tulp" (1632) (in the Mauritshuis museum in The Hague, the Netherlands), and other earlier depictions of public surgery such as the frontispiece of Andreas Vesalius's "De humani corporis fabrica" (1543), the "Quack Physicians' Hall" ("c." 1730) by the Dutch artist Egbert van Heemskerck, and the fourth scene in William Hogarth's "The Four Stages of Cruelty" (1751). Students of the medical class of
The Doctor (Doctor Who) of the Dead", confirmed to have been his name towards the end of "Forest of the Dead". The events of "The Time of the Doctor" make it clear that his people, the Time Lords, know his true name, despite referring to him by his chosen alias as "the Doctor", even in formal settings such as court. Although listed in the on-screen credits for nearly twenty years as "Doctor Who" or "Dr Who", the Doctor is seldom called by that name in the programme, except in a tongue-in-cheek manner. For example, in "The Gunfighters" the Doctor assumes the name of Doctor