Assertion: related protected isthmus | /r/HasProperty | bounded by 2 parallel conduction barriers
Facets:
value: approximately
type: DEGREE
Source sentences:
text: Complete maps demonstrated macroreentrant circuits with 1 loop (n=8) or 2 loops (n=25) rotating around a protected isthmus bounded by 2 approximately parallel conduction barriers that consisted of a line of double potentials, a scar area, or the mitral annulus.