1 Subjects: “...pulmonary hypertension...”

2 Subjects: “...pulmonary hypertension, anticoagulation, thromboembolism, epidemiology, pregnancy, liver cirrhosis...”

3 Subjects: “...pulmonary hypertension...”

4 Subjects: “...Pulmonary hypertension...”

5 Subjects: “...persistent pulmonary hypertension of the newborn...”

6 Subjects: “...pulmonary hypertension...”

7 Subjects: “...pulmonary hypertension...”

8 Subjects: “...pulmonary hypertension...”

9 Subjects: “...pulmonary hypertension...”

10 Subjects: “...pulmonary hypertension...”

11 Subjects: “...pulmonary hypertension...”

12 Subjects: “...pulmonary hypertension...”

13 Subjects: “...pulmonary hypertension...”

14 Subjects: “...pulmonary hypertension...”

15 Subjects: “...pulmonary hypertension...”

16 Subjects: “...pulmonary hypertension...”

17 Subjects: “...pulmonary hypertension...”