1. Bronchoesophagology;Jackson, C.; Jackson, C.L.,1950
2. Pathology and treatment ofdiseases of the oesophagus;RF, McNab Jones,1979
3. Radio-opaque denture resins;Saunsbury, P.;DenJalPractionerandDentalRecord
4. Foreign bodies in the oesophagus review of 2394 cases;Nandi, P.; Ong, G.B.;BrJ St