Brody H.Placebo effect: an examination of Grunbaum's definition. In: White L, Tursky B, Schwartz GE eds. Placebo, theory research and mechanisms. New York: Guildford Press, 1985: 37-58.
2.
Taubes, G.Use of placebo controls in clinical trials disputed. Science1995; 267: 25-26.
3.
World Medical Association: Declaration of Helsinki Fernay-Voltaire. World Medical Association, 1989.
4.
Eddy DMThree battles to watch in the 1990s. Clinical decision making. JAm Med Assoc1993; 270: 520-26.
5.
Turner JA, Deyo RA, Loeser JD, Von Korff M., Fordyce WEThe importance of placebo effects in pain treatment and research. JAm Med Assoc1994; 271: 1609-14.
6.
Ernst E., Resch KLConcept of true and perceived placebo effects. Br Med J1995; 311: 551-53.
Shapiro AK, Shapiro E.Patient provider relationships and the placebo effect. In: Matarazzo JD, Weiss SM, Herd JA, Miller NE, Weiss SM eds. Behavioural health: a handbook of health enhancement and disease prevention. New York : Wiley-Interscience, 1984: 371-83.
9.
Luparello T. , Leist N., Lourie CH, Sweet P.The interaction of psychologic stimuli and pharmacologic agents on airway reactivity in asthmatic subjects. Psychosom Med1970; 32: 509-13.
10.
Chaput de Saintonge DM, Herxheimer A.Harnessing placebo effects in health care . Lancet1994; 344: 995-98.
11.
Guyatt G., Sackett D., Wayne TD, Chong J., Roberts R., Pugsley S.Determining optimal therapy- randomized trials in individual patients . New Engl J Med1986; 314: 889-92.
12.
McQuay H., Moore A.Need for rigorous assessment of palliative care. Br Med J1994; 309: 1315-16.
13.
Freedman B.Equipoise and the ethics of clinical research . New Engl J Med1987; 317: 141-45.
14.
Rothman KJPlacebo mania. Br Med J1996; 313: 3-4.
15.
Jones B., Jarvis P., Lewis JA, Ebbutt AFTrials to assess equivalence: the importance of rigorous methods. Br Med J1996; 313: 36-39.
16.
Dollery CTA bleak outlook for placebos (and for science). Eur J Clin Pharmacol1979 ; 15: 219-21.
17.
Rothman KJ, Michels KBSounding board: the continuing unethical use of placebo controls. New Engl J Med1994; 331: 394-98.
18.
Collier J.Confusion over use of placebos in clinical trials. Br Med J1995; 311: 821-22.
19.
McWhinney Irm , Bass MJ, Donner A.Evaluation of a palliative care service: problems and pitfalls. Br Med J1994 ; 309: 1340-42.
20.
Faithfull S.How many subjects are needed in a research sample in palliative care? Palliat Med1996 ; 10: 259-261.
21.
Ling J., Hardy J.The failure of placebo controlled trials of bisphosphonates in bone pain [Abstract] . Palliative Care Research Forum, Coventry, November, 1996.
22.
Ling J., Penn K.Recruitment figures may be low [Abstract]. Palliat Med1996; 10: 68-69.
23.
Ahmedzai S. , Brooks D.J.Transdermal fentanyl versus oral morphine in the treatment of cancer pain [Abstract]. Palliat Med1996; 10: 60-61.
24.
Slevin M., Mossman J., Bowling A., Leonard R., Steward W. et al. Volunteers or victims: patients' view of randomised cancer clinical trials. Br J Cancer1995; 71: 1270-74.
