Rachel Pugh discusses the role of the arts in the Guardian:
http://www.theguardian.com/society/2013/nov/19/studying-arts-literature-doctors-humane-competent-mid-staffs.
Quoted, Giskin Day (Imperial) observes:
... that 80% of diagnoses depend on the patient's story, and studying poetry or literature can enhance students' narrative competence and improve their ability to relate to different cultures and groups