“…Facilities for a screening program involve equipment found in most eye clinics, including a slitlamp and a fundus camera. Javitt et al (1990Javitt et al ( , 1991Javitt et al ( , 1994Javitt et al ( , 1995Javitt et al ( , 1996 has tested the economic feasibility of diabetic screening. He tested 5 different screening models including dilated ophthalmoscopic examination every two years, every year or every six months with or without fundus photography.…”