Xuan NT, Luyen NV, Thuan NV, Thao PN, Long DD. RELATIONSHIP BETWEEN AGE, GENDER, AND MULTIMORBIDITY WITH LENGTH OF HOSPITAL STAYIN ELDERLY PATIENTS. JHA [Internet]. Vietnam; 2025 Nov. 1 [cited 2025 Nov. 5];1(5):56–60. https://tcsuckhoelaohoa.vn/bvtn/article/view/86 doi: 10.63947/bvtn.v1i5.8