1. Pulmonary hypertension;Michael, JR, Summer; W.R.;Lung,1985
2. Primary pulmonary hypertension;Haworth, S.G.;Br Heart J,1983
3. Primary pulmonary hypertension: report on a WHO meeting;Hitano, S.,1975
4. Differentiation of patients with primary and thromboembolic pulmonary hypertension;Chest,1984
5. Chronic thromboembolic disease. Longterm follow up;Riedel, M.; Prerovsky, I.; Stanek, V.; Ressl, J.; Stadlerova, V.; Widimsky, J.;Prog Respir Res,1980