Specialty Tier-Level Cost Sharing and Biologic Agent Use in the Medicare Part D Initial Coverage Period Among Beneficiaries With Rheumatoid Arthritis.
Arthritis Care and Research
Authors
Jalpa A. Doshi, PhD; Tianyan Hu, PhD; Pengxiang Li, PhD; Amy R. Pettit, PhD; Xinyan Yu, MD, MS; Marissa Blum, MD, MSHPR