“…Six studies reported performance improvement in the form of structured skills-based assessments or knowledge-based questionnaires on understanding of the speciality [16, [19], [20], [21], [22], [23]]. Six studies assessed the knowledge of students through randomly distributed questionnaires [6,9,10,14,15,18]; another six with questionnaires distributed after learning modules [16,[19], [20], [21], [22], [23]]. Five of the former studies mentioned used a pre and post-intervention survey to test for improvement after the relevant learning modules [16,[19], [20], [21], [22]].…”