„Literature Review on Current Trends in Healthcare Systems“ (2025) International Journal of Progressive Research and Innovation in Science, Engineering, Technology, Commerce, Management and Law (IJPRISETCML), 1(1), стр. 32–37. достъпен на: https://ijprisetcml.com/index.php/IJPRISETCML/article/view/8 (отворен на: 4 Юни 2026).