Syukrianto S, Umarudin U, Madurani K, Kurniawan F. Porcine Detection on Anti-Covid 19 Immunity Gelatin Capsules Sold at Market X in North Surabaya Using Quartz Crystal Microbalance (QCM) Sensors. ijcs [Internet]. 29Nov.2021 [cited 27Jul.2024];10(3):215-22. Available from: https://journal.unnes.ac.id/sju/ijcs/article/view/50456