 x |
||||
| Ghana
(1976 SG782/783/784/785) Prevention of Blindness
caused by Onchocerciasis:
Entomologist, Examination of the eye for river blindness; normal eye with rainbow and eradiction of blackfly. |
||||
|
||||
| x |
||||
| Ghana
(1976 SG782/783/784/785) Prevention of Blindness
caused by Onchocerciasis:
Entomologist, Examination of the eye for river blindness; normal eye with rainbow and eradiction of blackfly. |
||||
|
||||