Understanding the Basis for Hyperemic and Nonhyperemic Coronary Pressure Assessment Nonhyperemic Pressure Ratios-All the Same or Nuanced Differences? Is Coronary Physiology Assessment Valid in Special Circumstances?: Aortic Stenosis, Atrial Fibrillation, Left Ventricular Hypertrophy, and Other What About All the Recent "Negative FFR Trials? Using Physiology Pullback for Percutaneous Coronary Intervention Guidance: Is this the Future? Physiologic Assessment After Percutaneous Coronary Interventions and Functionally Optimized Revascularization Physiology and Intravascular Imaging Coregistration-Best of all Worlds? Intravascular Imaging-Derived Physiology-Basic Principles and Clinical Application Computed Tomography-Derived Physiology Assessment: State-of-the-Art Review Beyond Coronary Artery Disease: Assessing the Microcirculation Targeted Therapies for Microvascular Disease Coronary Physiology as Part of a State-of-the-Art Percutaneous Coronary Intervention Strategy: Lessons from SYNTAX II and Beyond