Part,  Chapter, Paragraph

1   II,     5.  4.  4|           differential selection, as blind patients are harder to reach
2   II,     5. 10.  2|              and particularly double blind placebo controlled), which
3   II,     8.  2.  2|  rehabilitation and education of the blind constitute a significant
4   II,     8.  2.  2| epidemiological region, about 76% of blind people in these countries
5   II,     8.  2.  2| epidemiological region, about 76% of blind people in these countries
6  Key,   Ap5.  0.  0|              births~bladder~bleeding~blind~blindness~blood~blood-borne~