preferred_name: Structure of endocardium of left (non-mitral) atrioventricular valve
preferred_name_lc: structure of endocardium of left (non-mitral) atrioventricular valve
label: Structure of endocardium of left (non-mitral) atrioventricular valve
label_lc: structure of endocardium of left (non-mitral) atrioventricular valve