Al Machot, E., Hoffmann, T., Lorenz, K., Khalili, I., & Noack, B. (2014). Clinical Outcomes after Treatment of Periodontal Intrabony Defects with Nanocrystalline Hydroxyapatite (Ostim) or Enamel Matrix Derivatives (Emdogain): A Randomized Controlled Clinical Trial. Hindawi Publishing Corporation.

Al Machot, Elyan, Thomas Hoffmann, Katrin Lorenz, Ihssan Khalili, και Barbara Noack. Clinical Outcomes After Treatment of Periodontal Intrabony Defects With Nanocrystalline Hydroxyapatite (Ostim) or Enamel Matrix Derivatives (Emdogain): A Randomized Controlled Clinical Trial. Hindawi Publishing Corporation, 2014.

Al Machot, Elyan, et al. Clinical Outcomes After Treatment of Periodontal Intrabony Defects With Nanocrystalline Hydroxyapatite (Ostim) or Enamel Matrix Derivatives (Emdogain): A Randomized Controlled Clinical Trial. Hindawi Publishing Corporation, 2014.