Villa, L. L., Perez, G., Kjaer, S. K., Paavonen, J., Lehtinen, M., Muñoz, N., … Sviggum, O. (2007). Quadrivalent vaccine against human papillomavirus to prevent high-grade cervical lesions. Obstetrical and Gynecological Survey, 62(9), 578–579. https://doi.org/10.1097/01.ogx.0000280190.01879.f9

Villa, L. L., G. Perez, S. K. Kjaer, J. Paavonen, M. Lehtinen, N. Muñoz, K. Sigurdsson, et al. “Quadrivalent vaccine against human papillomavirus to prevent high-grade cervical lesions.” Obstetrical and Gynecological Survey 62, no. 9 (September 1, 2007): 578–79. https://doi.org/10.1097/01.ogx.0000280190.01879.f9.

Villa LL, Perez G, Kjaer SK, Paavonen J, Lehtinen M, Muñoz N, et al. Quadrivalent vaccine against human papillomavirus to prevent high-grade cervical lesions. Obstetrical and Gynecological Survey. 2007 Sep 1;62(9):578–9.

Villa, L. L., et al. “Quadrivalent vaccine against human papillomavirus to prevent high-grade cervical lesions.” Obstetrical and Gynecological Survey, vol. 62, no. 9, Sept. 2007, pp. 578–79. Scopus, doi:10.1097/01.ogx.0000280190.01879.f9.

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