1Ruge S, Felding C, Skouby SO,et al. CO2 laser vaporization in the treatment of cervical human papilloma virus in women with abnormal papanicolaou smears[J]. Gynecol Obstet Ivest, 1992,34(3):172-179.
2Avgerinou G, Nicolis G, Vareltzidis A,et al. Reduction of cell mediated immunity in patients with genital warts of long duration[J]. Conitourin Med,1998,62(1):239-246.