International Ophthalmology Clinics. 27(4):265-272, DECEMBER 1987 PMID: 3692708 Issn Print: 0020-8167 Publication Date: December 1987 Print PHOTOCOAGULATION FOR DIABETIC MACULAR EDEMA: EARLY TREATMENT DIABETIC RETINOPATHY STUDY REPORT NO. 4 Checking for direct PDF access through Ovid Abstract Abstract unavailable for this article.