McKenna SP, Doward LC. How should we measure quality of life in ankylosing spondylitis? Rheumatol Pract. 2008;6(2):12-4.
Nicholls TJ, Green KL, Cook DJ, Rogers DJ, Wolowacz SE, Smart JD. An investigation of lectins for use in ophthalmic drug delivery. Int J Pharm. 1996;138(2):175-83.