HuyseFJLyonsJSStiefelFC. “INTERMED”: A method to assess health service needs: I. Development and reliability. Gen Hosp Psychiatry.1999;21:39–48.
2.
StiefelFCDe JongePHuyseFJ. “INTERMED”: A method to assess health service needs: II. Results on it validity and clinical use. Gen Hosp Psychiatry.1999;21:49–56.
3.
HuyseFJLyonsJSStiefelFSlaetsJPJDe JongePLatourC. The INTERMED. Operationalizing the biopsychosocial model. Psychosomatics.2001;42:5–13.
4.
FischerCJStiefelFCDe JongeP. Case complexity and clinical outcome in diabetes mellitus. A prospective study using the INTERMED. Diabetes Metab.2000;26:295–302.
5.
StiefelFCDe JongePHuyseFJ. “INTERMED”: An assessment and classification system for case complexicity. Results in patients with low back pain. Spine.1999;24:378–385.
6.
De JongePHuyseFJStiefelFCSlaetsJPGansROB. INTERMED: A clinical instrument for biopsychosocial assessment. Psychosomatics.2000;42:106–109.
7.
KochNStiefelFDe JongeP. Identification of case complexity and increased health care utilization in patients with rheumatoid arthritis. Arthritis Rheum.2001;45:216–221.
