1. Whalley C. (Senior Buyer, NHS Supplies, England). Private Communication.
2. Incontinence-knowing and caring;Liversy;J. Community Nursing,1978
3. The Continence Product Directory. The Continence Foundation, 307 Hatton Square, 16 Baldwin Gardens, London EC1N 7RJ, England, 1997.
4. Hospital trials of incontinence underpads;Henderson;Nursing Times,1971
5. Department of Health and Social Security Specification for disposable incontinence underpad. TSS/D.300,000. June 1972.