Jinan Abed Khaji, Ali Mohammed Alkndlee and Anmar Adnan Khudhair 2025. ACCOUNTING INFORMATION SYSTEMS AND THEIR CONTRIBUTION TO THE IMPROVEMENT OF RETURN ON ASSETS AND OPERATING CASH FLOW TO DEBT RATIO: EVIDENCE FROM NATIONAL HOSPITALS OF THE UK. World Economics and Finance Bulletin. 44, (Mar. 2025), 227-239.