1. 1) United Nations, Department of Economic and Social Affairs, Population Division The 2022 Revision of World Population Prospects. 2023:
2. 2) Zhou M, Wang H, Zeng X, Yin P, Zhu J, Chen W, Li X, Wang L, Wang L, Liu Y, Liu J, Zhang M, Qi J, Yu S, Afshin A, Gakidou E, Glenn S, Krish VS, Miller-Petrie MK, Mountjoy-Venning WC, Mullany EC, Redford SB, Liu H, Naghavi M, Hay SI, Wang L, Murray CJL and Liang X: Mortality, morbidity, and risk factors in China and its provinces, 1990-2017: a systematic analysis for the Global Burden of Disease Study 2017. Lancet, 2019; 394: 1145-1158
3. 3) Ministry of Health, Labour, and Welfare of Japan: Vital Statistics in Japan 2023:
4. 4) Korean Statistical Information Service: Vital Statistics of Korea
5. 5) Rifai N, Chiu RWK, Young I, Burnham C-AD and Wittwer CT: Tietz textbook of laboratory medicine, Elsevier, 2023