21. Gastric endoscopy, such as this patient is undergoing after local anaesthetic, uses a flexible fibre-optic to enable the doctor to examine the lining of the stomach and other previously inaccessible areas of the body Subject(s): PatientsEquipment and SuppliesPhysiciansWorld Health Organization
22. [Patient wearing a portable pump for the administration of medication] Subject(s): Equipment and SuppliesPatientsNursesHospital UnitsFranceWorld Health Organization
23. Specialists at a cancer clinic in Kemerovo, Western Siberia, readying a gamma-radiation machine for use Subject(s): RadiotherapyEquipment and SuppliesWorld Health Organization
24. [Scientist using an electron microscope] Subject(s): Equipment and SuppliesWorld Health Organization
25. The electron microscope - one of the wonders of modern technology Subject(s): Equipment and SuppliesWomenWorld Health Organization
26. Tonograph used for the early detection and diagnosis of claucoma. The drainage speed of eye fluid is registered and interpreted. [i.e. glaucoma] Subject(s): Equipment and SuppliesWorld Health Organization
27. Direct method of examining the fundus oculi or eyeground Subject(s): OphthalmologyEquipment and SuppliesPhysiciansWorld Health Organization
28. Examination of the retina with a binocular ophtalmoscope [i.e. ophthalmoscope] Subject(s): PhysiciansOphthalmologyEquipment and SuppliesWorld Health Organization
29. A recent method of diagnosing detachment of the retina by examining the eyeground with a three-mirror glass devised by Professor Goldman of Berne, Switzerland Subject(s): OphthalmologyEquipment and SuppliesWorld Health Organization
30. Electro-retinogram: modern apparatus devised to measure the electric potential of the retina Subject(s): Equipment and SuppliesWorld Health Organization