Original sentence: Martha Beck herself asserts that though she did seek psychotherapeutic help during the experience, she did not engage in any form of hypnosis to "recover" the memories.Since the book's publication, Martha Beck's siblings, and some extended family, and friends have vigorously denied these allegations, and have suggested that Martha Beck used techniques such as hypnosis and self-hypnosis in the recovery of her memories of the abuse, which would call into question the veracity of her claims
Edited sentence: Since the book's publication, Martha Beck's siblings, and some extended family, and friends have vigorously denied these allegations, and have suggested that Martha Beck's use of hypnosis and self-hypnosis in the recovery of her memories of the abuse call into question the veracity of her claims