Mostafa, N., Scott, P., Dederich, D. N., Doschak, M., & El-Bialy, T. (2008). Low intensity pulsed ultrasound stimulates osteogenic differentiation of human gingival fibroblasts. Canadian Acoustics, 36(3), 34–35. Retrieved from https://jcaa.caa-aca.ca/index.php/jcaa/article/view/2024