No abstract available
MeSH terms
-
Cardiac Catheterization
-
Humans
-
Hypertension, Pulmonary / drug therapy*
-
Hypertension, Pulmonary / etiology
-
Male
-
Middle Aged
-
Nifedipine / therapeutic use*
-
Pyridines / therapeutic use*
-
Scleroderma, Systemic / complications*