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ST. LOUIS, MO. (KTVI)- For the last decade, officials have recommended that teenage girls receive the Human Papilloma Virus (HPV) vaccine to prevent cervical cancer. The vaccine is a series of three shots to combat the sexual transmitted infection that causes cervical cancer.

However, despite the success rates and risks of not , 40% of girls and 20% of boys between 13-17 are getting the vaccine.

Dr. Camaryn Chrisman-Robbins spoke with the Fox 2 team this morning to discuss the HPV vaccine and why some people still aren’t giving their children the shots. Dr. Chrisman-Robbins is an assistant professor and OB-GYN at Washington University School of Medicine in St. Louis.

The Centers for Disease Control and Prevention website states there are approximately 79 million Americans are currently infected with HPV, with 14 million people getting infected each year.