Three doses of HPV vaccine recommended to protect against genital warts

Two doses of the vaccine against human papillomavirus (HPV) provide good protection against genital warts, but three doses is better according to an extensive register study by researchers at Karolinska Institutet in Sweden. The results are published in the scientific periodical JAMA.Since 2012, girls between the ages of 10 and 18 have been offered free vaccination against HPV.