[Importance of retroclavicular biopsy].
D001706:Biopsy; D006801:Humans; D008171:Lung Diseases / Q000175:diagnosis*; D008175:Lung Neoplasms / Q000175:diagnosis*
LUNG DISEASES/diagnosis; LUNG NEOPLASMS/diagnosis
Intérêt de la biopsie rétiro-claviculaire.