Keyphrases
Sildenafil
100%
Randomized Placebo-controlled Trial
100%
Bosentan
100%
Double-blind Trial
100%
Combination Therapy
100%
Eisenmenger Syndrome
100%
6-minute Walk Distance (6MWD)
42%
Pulmonary Blood Flow
28%
Walking Distance
28%
Pulmonary Vascular Resistance
28%
New York Heart Association Classification
14%
Endothelin Receptor Antagonist
14%
Wood
14%
Cardiac Catheterization
14%
6-minute Walk Test (6MWT)
14%
Magnetic Resonance Imaging
14%
Placebo
14%
N-terminal Pro-brain Natriuretic Peptide (NT-proBNP)
14%
Oxygen Saturation
14%
Crossover Design
14%
Medicine and Dentistry
Sildenafil
100%
Placebo
100%
Combination Therapy
100%
Eisenmenger's Syndrome
100%
Lung Vascular Resistance
28%
Lung Blood Flow
28%
Walking Distance
28%
Magnetic Resonance Imaging
14%
Brain Natriuretic Peptide
14%
New York Heart Association Class
14%
Amino Terminal Sequence
14%
Six Minute Walk Test
14%
Oxygen Saturation
14%
Cardiac Catheterization
14%
Pharmacology, Toxicology and Pharmaceutical Science
Placebo
100%
Combination Therapy
100%
Sildenafil
100%
Bosentan
100%
Endothelin Receptor Antagonist
14%
Brain Natriuretic Peptide
14%