1. Quick reference guide for clinicians. Acute pain management in infants, children and adolescents: operative and medical procedures;U.S. Department of Health and Human Services,1992
2. Core curriculum;International Association for the Study of Pain (IASP),1991
3. Pain in infants and children;Schechter,1993
4. A survey of pain in hospitalized patients aged 4–14 years;Johnston;Clin J Pain,1992
5. Post-operative, analgesics for children and adolescents: prescription and administration;Tesler;J Pain Symptom Manage,1994