Ryouichi Aki

Antibodies against cyclic citrullinated peptide in Japanese psoriatic arthritis patients

K. Katsuoka, H. Maejima, Akira Watarai, 2010, The Journal of dermatology.

Pyoderma Gangrenosum with Granulomatous Lung Involvement

K. Katsuoka, K. Tanabe, Mayuko Wada, 2011 .

Japanese version of the early psoriatic arthritis screening questionnaire (EARP)

Y. Amoh, H. Maejima, Akira Watarai, 2016, The Journal of dermatology.

Analysis of clinical, radiological and laboratory variables in psoriatic arthritis with 25 Japanese patients

K. Katsuoka, H. Maejima, Akira Watarai, 2010, The Journal of dermatology.

Angiosarcoma of the scalp with metastasis to the gingiva.

Takashi Kobayashi, K. Katsuoka, K. Hayakawa, 2008, Acta Dermato-Venereologica.