1. Bloch, E. C. (1967). Modifying the Bird Mark 8 ventilator. Anaesthesia, 22, 356.
2. Quoted by Hardcastle;Fearon, B.,1966
3. Prolonged intubation and subglottic stenosis;Hardcastle, B.;Brit.med,1967
4. Gastrostomy in neonatal respiratory failure;Jones, P.F.; Reid, D.H.S.;Lancet,1966
5. Respirator treatment in hyaline-membrane disease;Lancet,1965