Tear film change and ocular symptoms after reading printed book and electronic book: a crossover study
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DOI: 10.1007/s10384-018-00648-1
Abstract: PurposeTo evaluate and compare tear film changes and ocular symptoms after reading an electronic book (e-book) and a printed book.Study designClinical and experimental.MethodsCrossover study was conducted in 30 healthy volunteers, some of whom read an… read more here.
Keywords: printed book; ocular symptoms; study; tear film ... See more keywords