1.
Pandhega A, David Erison E, Lukiyanto K. Analysis of a New Medical Service Product’s Marketing Strategy During the COVID-19 Pandemic. KSS [Internet]. 2024 Mar. 22 [cited 2025 Oct. 12];9(10):71–82. Available from: https://knepublishing.com/index.php/KnE-Social/article/view/15701