1. A pleural biopsy punch;Abrams;Lancet,1958
2. Needle biopsy of parietal pleura: preliminary report;De Francis;New Engl. J. Med.,1955
3. Needle biopsy of the pleura in the diagnosis of pleural effusion;Hampson,1961
4. Pleural punch biopsy;Lucas;W. Afr. med. J.,1963
5. Pleural biopsy in the diagnosis of pleural effusion;Mestitz,1958