31.   It all began in March last year as an experimental project to expose mental patients to gardening as a form of effective therapy.

32.   Most agree that it changed the way people regarded stutterers and opened the door to effective new therapies.

33.   Regular use of aspirin as an effective circulatory therapy has proven to reduce the risk of blood clots that can trigger a heart attack.

34.   There is no effective therapy once the tumor has spread beyond the prostate gland.

35.   Today, hypnosis is used as an effective therapy for physical, psychological and emotional disorders.