title: Decortication of empyema.
authors: Division of Respiratory Medicine, Mito Medical Center, University of Tsukuba, Ibaraki, Japan E-mail: hirosato@md.tsukuba.ac.jp.
authors: Gen
authors: G
authors: Ohara
authors: Division of Respiratory Medicine, Mito Medical Center, University of Tsukuba, Ibaraki, Japan E-mail: hirosato@md.tsukuba.ac.jp.
authors: Tomohiro
authors: T
authors: Tamura
authors: Division of Respiratory Medicine, Mito Medical Center, University of Tsukuba, Ibaraki, Japan E-mail: hirosato@md.tsukuba.ac.jp.
authors: Hiroaki
authors: H
authors: Satoh