S. HÜSEYİNOĞLU and N. KARAHAN, “RESEARCHING OF THE RELATIONSHİP BETWEEN THE PERIODONTAL DISEASES AND THREAT OF PREMATURE BIRTH : https://doi.org/10.71284/tjmhs.20263211 ”, TTSBD/TJMHS, vol. 3, no. 2, Sep. 2026.