Table 1.

Sample questions from interview guide.

General questions about HPV vaccination	1. How do you usually offer HPV vaccine when you see an eligible patient? 2. Does your recommendation for HPV vaccine differ from your recommendation for other vaccines? Probe: If so, how? 3. In your opinion, what are the barriers to parents for vaccinating their children against HPV? 4. What do you think would help increase rates of HPV vaccination?
Questions specific to school entry requirements attendance	1. How would your experience offering HPV vaccine be different if HPV were mandated for school? Probe: Do you think a mandate would raise vaccination rates? Probe: In your opinion, do you think a mandate would be a good or bad policy move?