Complex sentence: However, the study completed by Brunner and colleagues is flawed, filled with inconsistencies in the procedure by which evidence of subject's MAO-A deficiency was found, as well as the recording of consequent aggressive behaviour.
Split into simpler sentences: However, the study completed by Brunner and colleagues is flawed. Their findings are filled with inconsistencies in the procedure through which evidence of subject's MAO-A deficiency was found, as well as the recording of consequent aggressive behaviour.