Clinical and haemodynamic evaluation of chronic thromboembolic pulmonary hypertension patients scheduled for pulmonary thromboendarterectomy. Is schistosomiasis hypertension an important confounding factor? - Terra-Filho, Mario; Mello, Marcos Figueiredo; Lapa, Mônica Silveira; Teixeira, Ricardo Henrique Oliveira Braga; Jatene, Fábio Biscegli (Clinics, 2010)