[Opacities and intra-thoracic masses].
Girard
Nicolas
N
Service de pneumologie, hôpital Louis-Pradel, Hospices civils de Lyon, Université Lyon 1, 69677 Lyon (Bron) Cedex.
Cottin
Vincent
V
Cordier
Jean-François
JF
D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis*; D008477:Mediastinal Diseases / Q000175:diagnosis*