1. A survey of hospital outpatient referral rates;Jones, D.T.,1985
2. Referrals to hospitals by general practitioners: a study of compliance and communication;McGlade, K.J.; Bradley, T.; Murphy, G.J.J.; Lundy, G.P.P.;BMJ,1988
3. An approach to the problem of non-compliance in a paediatric outpatient clinic;Anderson, F.P.; Rowe, D.S.; Dean, V.C.; Arbisser, A.;Am J Dis Child,1971
4. Non-attendance or noninvitation? A case control study of failed outpatient appointments;Frankal, S.; Farrow, A.; West, R.;BMJ,1989
5. Lost to follow-up;Cooper, N.; Lynch, M.;Arch Dis Child,1979