@article {Murphy2015,
	title = {Application of a new grading scale for tear ferning in non-dry eye and dry eye subjects},
	journal = {Contact Lens and Anterior Eye},
	volume = {38},
	year = {2015},
	pages = {39-43},
	author = {Masmali, A.M. and AL-Qhtani, S. and Al-Gasham, T.M. and El-Hiti, G.A. and Purslow, C. and Murphy, P.J.}
}
