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1990 1
1991 1
2020 0
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Multicenter trial of cryotherapy for retinopathy of prematurity. One-year outcome--structure and function. Cryotherapy for Retinopathy of Prematurity Cooperative Group.
[No authors listed] [No authors listed] Arch Ophthalmol. 1990 Oct;108(10):1408-16. Arch Ophthalmol. 1990. PMID: 2222274 Clinical Trial.
28-day survival rates of 6676 neonates with birth weights of 1250 grams or less.
Phelps DL, Brown DR, Tung B, Cassady G, McClead RE, Purohit DM, Palmer EA. Phelps DL, et al. Pediatrics. 1991 Jan;87(1):7-17. Pediatrics. 1991. PMID: 1984621 Clinical Trial.