Effectiveness of CPAP vs. Noninvasive Ventilation Based on Disease Severity in Obesity Hypoventilation Syndrome and Concomitant Severe Obstructive Sleep Apnea Juan F. Masa; Iván D. Benítez; Maria Á. Sánchez-Quiroga; Francisco J. Gomez de Terreros; Jaime Corral; Auxiliadora Romero; Candela Caballero-Eraso; Estrella Ordax-Carbajo; Maria F. Troncoso; Mónica González; Soledad López-Martín; José M. Marin; Sergi Martí; Trinidad Díaz-Cambriles; Eusebi Chiner; Carlos Egea; Javier Barca; Francisco J. Vázquez-Polo; Miguel A. Negrín; María Martel-Escobar; Ferrán Barbé; Babak Mokhlesi;

Respiratory Center Function and Its Impact in Obesity Hypoventilation Syndrome Treatment Inés Ruiz Álvarez; Ramón Fernández Álvarez; Gemma Rubinos Cuadrado; María José Vázquez López; Marta García Clemente;

[Translated article] Biological Biomarkers in Respiratory Diseases Francisco García-Río; Bernardino Alcázar-Navarrete; Diego Castillo-Villegas; Catia Cilloniz; Alberto García-Ortega; Virginia Leiro-Fernández; Irene Lojo-Rodriguez; Alicia Padilla-Galo; Carlos A. Quezada-Loaiza; Jose Antonio Rodriguez-Portal; Manuel Sánchez-de-la-Torre; Oriol Sibila; Miguel A. Martínez-García;