• Ewer TC, Stewart DE. Improvement in bronchial hyper-responsiveness in patients with moderate asthma after treatment with a hypnotic technique: a randomized controlled trial. British Medical Journal.1986 Nov 1; 293(6555) 1129-32.
  • Freeman LW, Welton D. Effects of imagery, critical thinking, and asthma education on symptoms and mood state in adult asthma patients: a pilot study. J Altern Complement Med. 2005 Feb;11(1):57-68.
  • Hackman RM, Stern JS, Gershwin ME. Hypnosis and asthma: a critical review. Journal of Asthma. 2000; Feb 37(1): 1–15.
  • Klements EM. Monitoring peak flow rates as a health-promoting behavior in managing and improving asthma. Clin Excell Nurse Pract. 2001 May;5(3):147-51.
  • Lahmann C, Nickel M et al. Functional relaxation and guided imagery as complementary therapy in asthma; a randomized controlled clinical trial. Psychother Psychosom. 2009; 78(4):233-239.
  • Lehrer P, Feldman J, Giardino N, Song H, Schmaling K. Psychological aspects of asthma. Journal of Consulting and Psychology. 2002 70(3):691-711.
  • Lewith GT, Watkins AD. Unconventional therapies in asthma: an overview. Allergy. 1996 Nov, 51(11):761-9.
  • Maher-Loughna GP, Macdonald N, Mason AA, Fry L. Controlled trial of hypnosis in the symptomatic treatment of asthma. British Medical Journal. 1962 (2): 371-76.
  • Morrison JB. Chronic asthma and improvement with relaxation induced by hypnotherapy. J R Soc Med. 1988;81:701-704.