Kushwaha, Sumit. “Design and Implementation of PQRST ASIC for Energy-Efficient Cardiovascular Disease Diagnosis Using ECG Signal Feature Extraction”. AI Systems Engineering 1, no. 1 (August 28, 2025): 9–17. Accessed January 24, 2026. https://aise.cultechpub.com/index.php/aise/article/view/3.