The STOP-ROP Multicenter Study Group

Oden, N. ., Phelps, D. ., Multicenter Study Group, T. S.-R. ., & Good, W. V. (2003). Statistical issues related to early closure of STOP-ROP, a group-sequential trial. Controlled Clinical Trials, 24(1), 28-38. 10.1016/s0197-2456(02)00276-3 (Original work published 2003)
Multicenter Study Group, T. S.-R. ., & Good, W. V. (2000). Supplemental Therapeutic Oxygen for Prethreshold Retinopathy Of Prematurity (STOP-ROP), a randomized, controlled trial. I: primary outcomes. Pediatrics, 105(2), 295-310. 10.1542/peds.105.2.295 (Original work published 2000)