References
- George P. A., Brown C., Foley R. T. E. Carcinoma of the hepatic duct junction. British Journal of Surgeons 1981; 68: 14–18
- Kirk A. J. B. Minitracheostomy in cardiothoracic practice. Care of the Critically III 1986; 2: 104–110
- Preston L M., Mathews H. R., Ready A. R. Minitracheostomy. A new technique for tracheal suction. Physiotherapy 1986; 72: 1–4
- Spreat H. Iconographia Gyniatrica. F. A. Davies and Co., Philadelphia 1973; 466–469
- Terblanche J., Louw J. H. ‘U’ tube drainage in palliative therapy of carcinoma of the main hepatic duct system. Surgical Clinics of North America 1973; 53: 1254–1256
- Tindall V. R. Jeffcoates Principles of Gynaecology, 5th edition. Butterworth, Guildford 1987; 678–680
- Warrell D. W. Dewhurst's Textbook of Obstetrics and Gynaecology for Postgraduates, 4th edition, C. R. Whitfield. Blackwell Scientific Publications, Oxford, London, Edinburgh 1986; 692