Putra, Bobby Rianto Adi. “DNA Isolation: A Method for Improving the Efficiency of DNA Extraction from Clotted Blood Samples”. Natural Sciences Engineering and Technology Journal 1, no. 2 (August 19, 2021): 36-39. Accessed April 3, 2025. https://nasetjournal.com/index.php/nasetjournal/article/view/8.