Hasibuan, R.; Hasibuan, D. C.; Karera, A. I.; Ritonga, F. R.; Syaharani, L.; Naution, R. K. I.; Sinaga, M. ANALYSIS OF THE CAUSES OF PENDING BPJS HEALTH CLAIMS AT THE SPECIAL LUNG HOSPITAL TECHNICAL IMPLEMENTATION UNIT (UPTD) OF THE NORTH SUMATERA. Hearty 2026, 14, 568-575.