Clinical usefulness of serum angiotensin converting enzyme in silicosis J. Blanco-Pérez; Á. Salgado-Barreira; S. Blanco-Dorado; M.E. González Bello; A.C. Caldera Díaz; A. Pérez-Gonzalez; A. Pallarés Sanmartín; A. Fernández Villar; F.J. Gonzalez-Barcala;

Serial autoantibody detection in interstitial lung diseases: should they be repeated at follow-up? P. Cameli; D. Plataroti; G.D. Rana; L. Bergantini; M. d'Alessandro; E. Bargagli;

Vocal cord palsy in interstitial lung disease: Involvement of architectural distortion by pleuroparenchymal fibroelastosis T. Takimoto; N. Takeuchi; Y. Inoue; T. Arai;