The multiplication or reproduction of cells that contributes to the reorganization of tissue resulting in the maturation of the atrial ventricular junction.
Synonyms:
exact_synonym:
cell proliferation involved in atrial ventricular junction remodelling; cell proliferation involved in atrio-ventricular junction remodeling; cell proliferation involved in atrio-ventricular junction remodelling; cell proliferation involved in atrioventricular junction remodeling; cell proliferation involved in atrioventricular junction remodelling