a2z-1 for Multi-Disease Detection in Abdomen-Pelvis CT: External Validation and Performance Analysis Across 21 Conditions. - Pranav Rajpurkar; Julián Nicolás Acosta; Siddhant Dogra; Jaehwan Jeong; Deepanshu Jindal; Michael Moritz; Samir Rajpurkar (CoRR, 2024)