Rujiraphan, T., Suphangul, S., Amornsettachai, P., Thiradilok, S. ., & Panyayong, W. (2021). Clinical outcomes of small-diameter implant-retained overdentures: a retrospective analysis. Journal of Osseointegration, 13(4), 191–197. https://doi.org/10.23805/JO.2021.13.04.5