The inventions described below relate to {HEAD ~ treatments} for pulmonary hypertension and {TAIL ~ vascular surgery} 
for
The inventions described below relate to { HEAD ~ treatments } for pulmonary hypertension and { TAIL ~ vascular surgery }
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL