References
- Welch Medical Library, Johns Hopkins Medical Institutions. (2016). Adult Coloring Books—They’re way outside the lines. http://blogs.welch.jhmi.edu/WelchBlog/content/adult-coloring-books-theyre-way-outside-lines#.WGKs1VMrLcs. ( 27 Dec 2016).
- Harvey Cushing/John Hay Whitney Medical Library, Yale University. (2016). New Coloring book of images from our collection. http://library.medicine.yale.edu/blog/new-coloring-book-images-our-collections. ( 27 Dec 2016).