**Contents**


**Yoshiaki Nomura, Toshiya Morozumi, Mitsuo Fukuda, Nobuhiro Hanada, Erika Kakuta, Hiroaki Kobayashi, Masato Minabe, Toshiaki Nakamura, Yohei Nakayama, Fusanori Nishimura, Kazuyuki Noguchi, Yukihiro Numabe, Yorimasa Ogata, Atsushi Saito, Soh Sato, Satoshi Sekino, Naoyuki Sugano, Tsutomu Sugaya, Fumihiko Suzuki, Keiso Takahashi, Hideki Takai, Shogo Takashiba, Makoto Umeda, Hiromasa Yoshie, Atsutoshi Yoshimura, Nobuo Yoshinari and Taneaki Nakagawa**

Optimal Examination Sites for Periodontal Disease Evaluation: Applying the Item Response Theory Graded Response Model

Reprinted from: *Journal of Clinical Medicine* **2020**, *9*, 3754, doi:10.3390/jcm9113754 ......... **99**

**Yoshiaki Nomura, Toshiya Morozumi, Yukihiro Numabe, Yorimasa Ogata, Yohei Nakayama, Tsutomu Sugaya, Toshiaki Nakamura, Soh Sato, Shogo Takashiba, Satoshi Sekino, Nobuo Yoshinari, Nobuhiro Hanada, Naoyuki Sugano, Mitsuo Fukuda, Masato Minabe, Makoto Umeda, Koichi Tabeta, Keiso Takahashi, Kazuyuki Noguchi, Hiroaki Kobayashi, Hideki Takai, Fusanori Nishimura, Fumihiko Suzuki, Erika Kakuta, Atsutoshi Yoshimura, Atsushi Saito and Taneaki Nakagawa**

Estimation of the Periodontal Inflamed Surface Area by Simple Oral Examination Reprinted from: *Journal of Clinical Medicine* **2021**, *10*, 723, doi:10.3390/jcm10040723 ........ **117**

**Yoshiaki Nomura, Toshiya Morozumi, Atsushi Saito, Atsutoshi Yoshimura, Erika Kakuta, Fumihiko Suzuki, Fusanori Nishimura, Hideki Takai, Hiroaki Kobayashi, Kazuyuki Noguchi, Keiso Takahashi, Koichi Tabeta, Makoto Umeda, Masato Minabe, Mitsuo Fukuda, Naoyuki Sugano, Nobuhiro Hanada, Nobuo Yoshinari, Satoshi Sekino, Shogo Takashiba, Soh Sato, Toshiaki Nakamura, Tsutomu Sugaya, Yohei Nakayama, Yorimasa Ogata, Yukihiro Numabe and Taneaki Nakagawa**

Prospective Longitudinal Changes in the Periodontal Inflamed Surface Area Following Active Periodontal Treatment for Chronic Periodontitis

Reprinted from: *Journal of Clinical Medicine* **2021**, *10*, 1165, doi:10.3390/jcm10061165 ........ **129**

### **Codrina Ancut,a, Rodica Chirieac, Eugen Ancut,a, Oana T, anculescu, Sorina Mihaela ˘ Solomon, Ana Maria F ˘atu, Adrian Doloca and Cristina Iordache**

Exploring the Role of Interleukin-6 Receptor Inhibitor Tocilizumab in Patients with Active Rheumatoid Arthritis and Periodontal Disease

Reprinted from: *Journal of Clinical Medicine* **2021**, *10*, 878, doi:10.3390/jcm10040878 ........ **143**

**Yuki Wada, Asami Suzuki, Hitomi Ishiguro, Etsuko Murakashi and Yukihiro Numabe** Chronological Gene Expression of Human Gingival Fibroblasts with Low Reactive Level Laser (LLL) Irradiation

Reprinted from: *Journal of Clinical Medicine* **2021**, *10*, 1952, doi:10.3390/jcm10091952 ........ **155**
