@article {Murphy2006,
	title = {Effectiveness of sodium hyaluronate eyedrops in the treatment of dry eye},
	journal = {Graefe{\textquoteright}s Archive for Clinical and Experimental Ophthalmology},
	volume = {244},
	year = {2006},
	pages = {109-112},
	author = {Johnson, M.E. and Murphy, P.J. and Boulton, M.}
}
