The Effectiveness of Crataegus orientalis M Bieber. (Hawthorn) Extract Administration in Preventing Alveolar Bone Loss in Rats with Experimental Periodontitis. - Hatipoğlu, Mükerrem; Sağlam, Mehmet; Köseoğlu, Serhat; Köksal, Ekrem; Keleş, Ali; Esen, Hacı Hasan (PLoS ONE, 2015)