 | George Frank Butler - 1896 - 898 Seiten
...is that of xanthopsia or yellow vision, which may continue for several hours. According to Rose, " there occasionally appears before the peculiar yellow...violet color of the field of vision : the intensity of this color is in proportion to the darkness of the objects looked at. All light objects, such as windows,... | |
 | George Frank Butler - 1908 - 734 Seiten
...is that of xanthopsia or yellow vision, which may continue for several hours. According to Rose, " there occasionally appears before the peculiar yellow...violet color of the field of vision : the intensity of this color is in proportion to the darkness of the objects looked at. All light objects, such as windows,... | |
 | 1908 - 544 Seiten
...for several hours. There occasionally appears before the peculiar yellow vision, after a large dose of santonin, a violet color of the field of vision, the intensity of this color being in proportion to the darkness of the objects looked at. All light objects, such as... | |
 | 1909 - 414 Seiten
...several hours. • There occasionally appears before the peculiar yellow vision, after a large dose of santonin, a violet color of the field of vision, the intensity of this color being in proportion to the darkness of the objects looked at. All light objects, such as... | |
 | John William Fyfe - 1909 - 800 Seiten
...for several hours. There occasionally appears before the peculiar yellow vision, after a large dose of santonin, a violet color of the field of vision, the intensity of this color being in proportion to the darkness of the objects looked at. All light objects, such as... | |
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A remarkable phenomenon attending the ingestion of medium doses of santonin is that of yellow vision, which may continue for several hours. • There occasionally appears before the peculiar yellow vision, after a large dose of santonin, a violet color... 