1. Crow, R., David, J. A., and Cooper, E. J. (1981), Pressure sores and their prevention, Nursing, 26 June, 1139–1142.
2. Drummond, E. E. (1970), Communication and comfort for the dying patient, Nursing Clinics of North America, 5, No. 1, 55–63.
3. Lipe, H. P. (1980), The function of weeping in the adult, Nursing Forum, 19, No. 1, 24–44.
4. Pratt, J. W., and Mason, A. (1981), The Caring Touch, H.M. and M. Publishers, Aylesbury, Buckinghamshire.
5. Roper, N., and Logan, W. (1985), The Roper/Logan/Tierney model, Senior Nurse, 3, No. 2, 20–26.