1. American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders. 3rd ed., revised. Washington, D.C.: A.P.A., 1987.
2. Areskog, N.H., and Tibbling, L. Differential diagnostic aspects of chest pain. Acta Medica Scandinavica, (Suppl.) 1981, 27, 664–672.
3. Bass, C. Unexplained chest pain: Clinical and psychological studies in patients with presumptive angina. Unpublished M.D. dissertation, University of London, 1984.
4. Bass, C. Functional Cardiorespiratory Syndromes. In C. Bass (Ed.), Somatization: Physical symptoms and psychological illness. Oxford: Blackwells, 1990.
5. Bass, C., and Gardner, W.N. Respiratory and psychiatric abnormalities in chronic symptomatic hyperventilation. British Medical Journal, 1985, 290, 1387–1390.