article_snippet.sent: You should identify the difference, if possible, and share your result with your friends.'
article_snippet.sent: But your friends stressed: 'Even though this test can be very accurate, this test should never be used to replace a doctor's visit. '
article_snippet.sent: [this test] provides basic information and guideline for your eyesight and colour test, and is not intended to replace a full or partial eye examination.'
article_snippet.sent: The study found researchers could not pick out which one was different from the others, or took much longer to make sense of The study.