Abbot, NC, Harkness, EF, Stevinson, C, Marshall, FP, Conn, DA and Ernst, E. (2001). Spiritual healing as a therapy for chronic pain: a randomized, clinical trial. Pain. 91 (1–2): 79—89. doi:10.1016/S0304-3959(00)00421-8. PMID11240080.
Risinger, D. M.; Saks, M. J.; Thompson, W. C.; Rosenthal, R. (2002). The Daubert/Kumho Implications of Observer Effects in Forensic Science: Hidden Problems of Expectation and Suggestion. California Law Review. 90 (1): 1—56. doi:10.2307/3481305. JSTOR3481305.
Risinger, D. M.; Saks, M. J.; Thompson, W. C.; Rosenthal, R. (2002). The Daubert/Kumho Implications of Observer Effects in Forensic Science: Hidden Problems of Expectation and Suggestion. California Law Review. 90 (1): 1—56. doi:10.2307/3481305. JSTOR3481305.
Abbot, NC, Harkness, EF, Stevinson, C, Marshall, FP, Conn, DA and Ernst, E. (2001). Spiritual healing as a therapy for chronic pain: a randomized, clinical trial. Pain. 91 (1–2): 79—89. doi:10.1016/S0304-3959(00)00421-8. PMID11240080.