Obstacles to research in complementary and alternative medicine

• PO Box 211 Marrickville, NSW, 1475.

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• 1. British Medical Association. Medical ethics today, its practice and philosophy. London: BMA, 1993.
• 2. Gorman RF. The treatment of visual perception defect by spinal manipulation: a prospective peer-reviewed study of twelve consecutive patients. 24th Annual Scientific Congress of the Royal Australian College of Ophthalmologists. 1992 Nov 1-6; Sydney.
• 3. Langford-Wilson A. New view of tunnel vision. The STAR (Mt Isa) 1982; 14 Sep.
• 4. Howarth J. Claims of answer to vision scourge. The NT News (Darwin) 1982; 13 Nov: 17.
• 5. Morrison J. A dangerous twist. 60 Minutes. TCN Channel 9, NSW, 22 Jun 1986.
• 6. Stephens D, Mealing D, Pollard H, et al. Treatment of visual field loss by spinal manipulation: a report on 17 patients. J Neuromusculoskeletal Sys 1998; 6: 53-66.
• 7. Sletteberg O, Bertelsen T, Hovding G. The prognosis of patients with hysterical visual impairment. Acta Ophthal 1989; 67: 159-163.
• 8. Kathol RG, Cox TA, Corbett JJ, Thompson ST. Functional visual loss — a follow-up of 42 cases. Arch Ophthalmol 1983; 101: 729-735.