Assertion list for term "emit positron".

Results from Ascent++: 5
nucleus CapableOfemit positron 0.36
proton (aspect of atom) CapableOfemit positron 0.34
proton CapableOfemit positron 0.32
neutron CapableOfemit positron 0.25
tracer CapableOfemit positron 0.25