Limitations
Although the findings of this study are positive, it has some limitations that should be acknowledged. First, in this prospective study, we only evaluated the clinical skills of students during and after the course, with no long-term follow-up. We were unaware of how VSP-TCM maintained the trainees’ competence. Second, VSP-TCM cannot convey some physical signs of real patients. For example, TCM-specific pulse conditions can only be displayed through images, preventing trainees from gaining real clinical experience in pulse diagnosis [