1. Complications of fibreoptic bronchoscopy;Credle, W.F.; Smiddy, J.S.; Elliott, R.C.;Am Rev Respir Dis,1974
2. Fibreoptic bronchoscopy today: a review of 255 cases;MacDonald, J.B.,1975
3. A comparison of biopsy results using rigid and fibreoptic bronchoscopes;Webb, J.; Clarke, S.W.;Br i Dis Chest,1980