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examination of elderly man on device pnr perimeter of field of view. device that allows to determine range of field of view in conditions of ophthalmological office or opticians shop.

视  频 ID：  1087703225
版      权：  Andrey Sayfutdinov
视频长度：  0:09
横纵比率：  16:9
所属分类：  人物 医疗 
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