1. Linking Human Systems, 503 Kalmia Ave., Boulder, Colorado, 80304‐1733, USA
2. The Morton Center, Louisville, KentuckyUSA
3. Applewood Center, Incorporated, Cleveland, OhioUSA
4. City of Hope, Duarte, CaliforniaUSA
5. National Jewish Medical and Research Center, Denver, ColoradoUSA
6. Linking Human Systems, Albany, New YorkUSA
7. University of Rochester Medical Center, Rochester, New YorkUSA
8. Betty Food Center, Palm Springs, CaliforniaUSA
9. Norton Psychiatric Center, Louisville, KentuckyUSA