Comparative metabolomic study of lung cancer based on serum, urine and bronchoalveolar lavage fluid - Ignacio Barrios, Victoria; Callejon Leblic, Belen; Garcia Barrera, Tamara; Munoz Zara, Pilar; Gravalos Guzman, Jesus; Gomez Ariza, Jose Luis; Pereira Vega, Antonio; Urizar Catalan, Byron Enrique (EUROPEAN RESPIRATORY JOURNAL, 2017)