Real-world effectiveness of ustekinumab and vedolizumab in TNF-exposed pediatric patients with ulcerative colitis.

Patel PV, Zhang A, Bhasuran B, Ravindranath VG, Heyman MB, Verstraete SG, Butte AJ, Rosen MJ, Rudrapatna VA, ImproveCareNow Pediatric IBD Learning Health System