title: The need to specify source of Schirmer's tear test strip.
authors.forename: C J
authors.initials: CJ
authors.lastname: Murphy
mesh_terms: D015352:Dry Eye Syndromes / Q000175:diagnosis*; D005189:False Positive Reactions; D006801:Humans; D009883:Ophthalmic Solutions / Q000737:chemistry; D009885:Ophthalmology / Q000295:instrumentation* / Q000379:methods; D013666:Tears / Q000378:metabolism*
chemical_list: D009883:Ophthalmic Solutions