Fitriani, S. I., Handayani, N. S., Widyastuti, E. . and Kurniati, A. . (2023) “THE TOTAL LEUKOCYTE COUNT OF ELDERLY PATIENTS CONFIRMED COVID-19 WITH/WITHOUT A VENTILATOR IN A SURABAYA GENERAL HOSPITAL IN 2021”, Journal of Vocational Health Studies, 7(1), pp. 55–62. doi: 10.20473/jvhs.V7.I1.2023.55-62.