Spiritual healing research: rigor but no stiff neck.
D029221:Faith Healing; D006801:Humans; D019122:Meditation; D008602:Mental Healing; D026441:Mind-Body Therapies / Q000592:standards*; D019547:Neck Pain / Q000628:therapy; D016032:Randomized Controlled Trials as Topic; D012107:Research Design / Q000592:standards*; D029181:Spirituality