1. Neal RD, Lawlor DA, Allgar VL, Colledge M, Ali SM, Hassey GA, Wilson A, Portz C: Missed appointments in general practice: retrospective data analysis from four practices. Br J Gen Pract. 2001, 51: 830-2.
2. Waller J, Hodgkin P: Defaulters in general practice: who are they and what can be done about them?. Fam Pract. 2000, 17: 252-253. 10.1093/fampra/17.3.252.
3. Eve R, Hodgkin P, Kilner K, Waller J: Did not attends: who are they and what can we do about them? Practice data comparison project. 1999, Sheffield: Centre for Innovation in Primary Care
4. Oppenheim GL, Bergman JJ, English EC: Failed appointments: a review. J Fam Pract. 1979, 8: 789-796.
5. Inglesfield J: Non-attendance and mental health problems in primary care. Br J Gen Pract. 1999, 49: 488-