Automated Cardiac Pulse Cycle Analysis From Photoplethysmogram (PPG) Signals Generated From Fingertip Videos Captured Using a Smartphone to Measure Blood Hemoglobin Levels. - Md. Hasanul Aziz; Md. Kamrul Hasan 007; Arafat Mahmood; Richard R. Love; Sheikh Iqbal Ahamed (IEEE J. Biomed. Health Informatics, 2021)