M. Varshney, S. Malhotra, and A. Nautiyal, “Comparative evaluation of osseous bone splitting by piezosurgery and intramarrow penetration in localized intra-bony defects in patients with chronic periodontitis: a clinico-radiographical pilot study”, Int J Res Med Sci, vol. 14, no. 5, pp. 2058–2065, Apr. 2026.