Authors: T J Safranek; W R Jarvis; L A Carson; L B Cusick; L A Bland; J M Swenson; V A Silcox Journal: N Engl J Med Date: 1987-07-23 Impact factor: 91.245
Authors: P U Dugel; G N Holland; H H Brown; T H Pettit; J D Hofbauer; K B Simons; H Ullman; P E Bath; R Y Foos Journal: Am J Ophthalmol Date: 1988-06-15 Impact factor: 5.258