Hypertension, PulmonaryHypertensionPulmonary ArteryHypertrophy, Right VentricularMonocrotalineBlood PressurePersistent Fetal Circulation SyndromeHypertension, PortalHypertension, RenalAntihypertensive AgentsPulmonary CirculationAnoxiaHypertension, RenovascularHypertension, MalignantVascular ResistanceHemodynamicsPulmonary Wedge PressurePulmonary EmbolismVentricular Function, RightLungVasodilator AgentsIloprostSulfonesBone Morphogenetic Protein Receptors, Type IIVentricular Dysfunction, RightEpoprostenolHypertension, Pregnancy-InducedRisk FactorsEndarterectomyChronic DiseasePurinesNitric OxideCardiac CatheterizationEndothelin-1Disease Models, AnimalOcular HypertensionPhosphodiesterase 5 InhibitorsAdministration, InhalationBlood Pressure DeterminationRats, Inbred SHRPregnancy Complications, CardiovascularPoisonsReninRats, Sprague-DawleyIntracranial HypertensionArterial PressureTime FactorsVasoconstrictionRats, Inbred WKYEchocardiographyTreatment OutcomeMuscle, Smooth, VascularKidneyEchocardiography, DopplerPrevalenceReceptors, EndothelinCyclic Nucleotide Phosphodiesterases, Type 5Follow-Up StudiesDesoxycorticosteroneSystoleProspective StudiesCardiac OutputPulmonary Heart DiseasePulmonary Veno-Occlusive DiseaseRetrospective StudiesScleroderma, SystemicPiperazinesPhosphodiesterase InhibitorsAngiotensin IIRenin-Angiotensin SystemSodium Chloride, DietaryBlood Pressure Monitoring, AmbulatoryNitric Oxide Synthase Type IIIVasodilationEndothelium, VascularHeart RateSeverity of Illness IndexProstaglandins IHeart VentriclesDiureticsThromboembolismTricuspid Valve InsufficiencyReceptor, Endothelin AVasoconstrictor AgentsHypertrophy, Left VentricularMyocytes, Smooth MuscleAldosteroneRats, WistarCohort StudiesCardiovascular DiseasesDexfenfluraminePulmonary Gas ExchangeEisenmenger ComplexHyperaldosteronismSheepPregnancyAppetite DepressantsPseudotumor CerebriSulfonamidesCase-Control Studies