CHARACTERISTICS OF ANEMIA AND OUTCOMES OF ESA THERAPY IN END-STAGE CHRONIC KIDNEY DISEASE PATIENTS UNDERGOING MAINTENANCE HEMODIALYSIS AT HAI PHONG UNIVERSITY OF MEDICINE AND PHARMACY HOSPITAL. YHCĐ. 2026;67(CĐ7-Trường ĐH Y Dược Hải Phòng). doi:10.52163/yhc.v67iCD7.5592