Citation:
Papaioannou TG, Gialafos E, Vavuranakis M, Vrachatis D, Soulis D, Siasos G, Kyrlagkitsis S, Stefanadis C, Tousoulis D. A novel geometrical analysis of the arterial pulse based on the golden ratio φ (PHI): Association with heart rate variability. Archives of the Balkan Medical Union [Internet]. 2018;53(2):179 - 188.