1. Kaplan S. The restorative benefits of nature: toward an integrative framework. J Environ Psychol. 1995;15:169–82.
2. Ulrich RS, Simons RF, Miles MA. Effects of environmental simulations and television on blood donor stress. J Archit Planning Res. 2003;20:38–47.
3. Hartig TH, Evans GW, Jamner LD, Davis DS, Garling T. Tracking restoration in natural and urban field settings. J Environ Psychol. 2003;23:109–23.
4. Kashubeck S, Christensen SA. Parental alcohol use, family relationship quality, self-esteem, and depression in college students. J Coll Stud Dev. 1995;36:431–43.
5. Shin WS. Self-actualization and wilderness attitudes: a replication. J Soc Behav Pers. 1993;8:241–56.