Anna Valensia Christianty De Fretes 2024. Activity Ratio Analysis to Measure the Level of Financial Effectiveness of PT Kalbe Farma Tbk, 2020-2023 Period. International Journal Business, Management and Innovation Review. 1, 4 (Nov. 2024), 110–117. DOI:https://doi.org/10.62951/ijbmir.v1i4.56.