Group differences in loneliness, social support, interpersonal relationships, and physical exerciseThe Mann–Whitney U test revealed significant gender disparities in loneliness,...
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Sutton, E. L. Insomnia. Ann. Intern. Med. 174 (3), ITC33–ITC48. (2021) .Xu, T. et al. Meta-analysis of the prevalence of...
1 Introduction As of the end of 2023, the population of persons over 65 and above in China reached 297...
