Comparison of pain perception during miniscrew placement in orthodontic patients with a visual analog scale survey between compound topical and needle-injected anesthetics: A crossover, prospective, randomized clinical trial.
Lamberton JA, Oesterle LJ, Shellhart WC, Newman SM, Harrell RE, Tilliss T, Singh N, Carey CM. Comparison of pain perception during miniscrew placement in orthodontic patients with a visual analog scale survey between compound topical and needle-injected anesthetics: A crossover, prospective, randomized clinical trial. Am J Orthod Dentofacial Orthop. 2016 Jan; 149(1):15-23.