Real-world regorafenib use among patients with advanced gastrointestinal stromal tumor in the United States - Ryan A. Denu; Sreevalsa Appukkuttan; Brian Hocum; Nick Liao; Arvind Katta; Jihaeng Heo; Bridgette Schroader; Risho Singh; Svetlana Babajanyan; Neeta Somaiah (PLoS ONE, 2026)