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International Journal of Implant Dentistry
Fig. 4 | International Journal of Implant Dentistry

Fig. 4

From: Clinical applications of concentrated growth factors combined with bone substitutes for alveolar ridge preservation in maxillary molar area: a randomized controlled trial

Fig. 4

Histological (HE staining) observation of the bone cores 8 months postoperatively for the CGFs/DBBM and DBBM groups. a CGFs/DBBM group × 40; b CGFs/DBBM group × 100; c: DBBM group × 40; d DBBM group × 100. NB newly formed bone; RM residual materials; CT connective tissue

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