Evaluation of the newly established acne severity classification among Japanese and Korean dermatologists

Nobukazu Hayashi, Dae Hun Suh, Hirohiko Akamatsu, Makoto Kawashima, M. Ito, M. Otsuki, M. Kawashima, N. Hayashi, R. Tsuboi, H. Nakagawa, S. Watanabe, K. Matsunaga, H. Akamatsu, Y. Miyachi, F. Furukawa, K. Iwatsuki, Y. Kubota, Y. Tokura, M. Furue