Assertion: chest cavity's heart | /r/HasProperty | located behind the sternum
Facets:
Source sentences:
text: Because the heart is located behind the sternum, and because individuals with pectus excavatum have been shown to have visible deformities of the heart seen both on radiological imaging and after autopsies, it has been hypothesized that there is impairment of function of the cardiovascular system in individuals with pectus excavatum.