Halprin K M, Comerford M, Taylor J R
Natl Cancer Inst Monogr. 1984 Dec;66:185-9.
Although severe biochemical and cytologic changes occur in both melanocytes and keratinocytes during psoralen photochemotherapy, a review of the published literature does not reveal any increased incidence of skin cancers from this type of therapy. Perhaps not enough time has elapsed to show such effects.
尽管在补骨脂素光化学疗法期间黑素细胞和角质形成细胞都会发生严重的生化和细胞学变化，但对已发表文献的回顾并未发现这种治疗方法会增加皮肤癌的发病率。也许还没有足够的时间来显示出这样的影响。
