1. Unpublished writings of Alan Lyell.
2. Lyell A. Reminiscences of dermatology and of some dermatologists. www.scottish-dermatology.org.uk; circa1998 (historical section, personal accounts).
3. Toxic epidermal necrolysis: an eruption resembling scalding of the skin;Lyell;Br J Dermatol,1956
4. Bridget Lyell (personal communications, 2007 -2008).