3291. Electro-retinogram: modern apparatus devised to measure the electric potential of the retina Subject(s): Equipment and SuppliesWorld Health Organization
3292. This young Indian girl's face reflects the suffering caused by trachoma. Some two million are estimated to be blinf as a reuslt of this eye disease Subject(s): ChildWorld Health Organization
3293. The saga of trachoma is a sad tale of warm climates, dirt, dust and flies Subject(s): ChildWorld Health Organization
3294. One or two generations ago, people accepted blindness caused by trachoma as inevitable Subject(s): WomenChildWorld Health Organization
3295. [Health worker registers villagers for trachoma treatment] Subject(s): World Health Organization
3296. One infectious eye disease alone - trachoma - has left some two million sufferers blind around the world, like this old man at an eye clinic in Burma. The answer to this major public health problem is prevention-Before it is too lateto effect a cure Subject(s): World Health Organization
3297. The saga of trachoma is a sad tale of dirt, dust, warm climates and flies Subject(s): ChildWorld Health Organization
3298. Two members of the pupils' "Health Committee" in an Egyptian school. They are preparing the antseptics and absorbant cotton for the anti-trachoma treatment Subject(s): ChildHealth EducationHealth PromotionWorld Health Organization.
3300. A preventable disease - river blindness - cost this man his sight Subject(s): World Health Organization