Oppolzer A, Winkler E M
Anthropol Anz. 1980 Jun;38(2):117-20.
1008 Bantu and 295 Nilotes of Kenya were tested with regard to protanopia-deuteranopia by means of the ISHIHARA-Plate No. 11 (16 plates edition). Four (0.55%) of the male Bantu and two (1.03%) of the male Nilotes showed a partial or total red-green-blindness. With the females of these samples no case of defective colour vision was observed.
采用石原氏色盲测验图第11号（16图版版），对肯尼亚的1008名班图人和295名尼罗特人进行了红色盲和绿色盲测试。男性班图人中有4人（0.55%）、男性尼罗特人中有2人（1.03%）表现出部分或完全红绿色盲。在这些样本的女性中，未观察到色觉缺陷病例。
