Evaluation of maximal exercise capacity through the incremental shuttle walking test in lymphangioleiomyomatosis D. Silva Queiroz, C.C.B. Marques da Silva, A. Franco Amaral, M. Rodrigues Oliveira, J.M. Salge, C.R. Ribeiro Carvalho, B. Guedes Baldi, C.R.F. Carvalho

An extremely rare case of Langerhans cell hyperplasia in the thymus Q. Xu, H. Tian, L. Feng, L. Li, J. Tang

Central alveolar hypoventilation due to progressive multifocal leukoencephalopathy R. Larrosa-Barrero, W.I. Girón Matute, A. Manrique Mutiozábal, A. Hernández Voth, J. Sayas Catalán