1. Sonographically guided needle biopsy for diagnosis of thoracic lesions;Ikezoe, J.; Sone, S.; Higashihara, T.;AJR,1984
2. Fine needle aspiration biopsy of mediastinal and peripheral pulmonary masses guided by real-time sonography;Pedersen, O.M.; Aasen, T.; Gulsvi, K.A.;Chest,1986
3. Ultrasonically guided percutaneous mediastinal cytology and biopsy;Chen, C.R.; Lee, L.N.; Kuo, S.H.; Luh, K.T.;Journal of the Formosan Medical Association,1986
4. Mediastinal tumors: biopsy under US guidance;Wernecke, K.; Vassallo, P.; Peters, P.E.; van Bassewitz, D.B.;Radiology,1989
5. Ultrasonically guided needle biopsy in the diagnosis of mediastinal masses;Saito, T.; Kobayashi, H.; Sugama, Y.; Tamaki, S.; Kawai, T.; Kitamura, S.;Am Rev Respir Dis,1988