@article {Murphy2015,
	title = {Repeatability and diurnal variation of tear ferning test},
	journal = {Eye and Contact Lens},
	volume = {41},
	year = {2015},
	pages = {262-267},
	author = {Masmali, A.M. and Al-Bahlal, J.M. and El-Hiti, G.A. and Akhtar, S. and Purslow, C. and Murphy, P.J. and Almubrad, T.}
}
