2.1. Study Design
Wilson et al.
This study was a randomized split-mouth crossover clinical trial conducted in a private university (Saveetha Dental College and Hospital, India) that underwent review and approval by the Institutional Human Ethics Committee (IHEC) of the same institution (IHEC/SDC/PEDO-2001/21/665). All parents/guardians were provided with a detailed explanation of the study's purpose, potential risks, and benefits of the treatment, and written informed consent was obtained. As per a previous study by Wilson et al. [The child's behavior was assessed using Frankl's behavior rating scale. Only children who did not respond to conventional behavior management methods were included in the research. The preoperative instructions followed the guidelines provided by the American Academy of Pediatric Dentistry (AAPD) [