Public health experts suggest every doctor visit is an opportunity to vaccinate. Dr. Melanie Siefman examines an 11-year-old patient at a Unity Health Care clinic in Washington D.C. who came in for allergies, and ended up getting three vaccinations.

Public health experts suggest every doctor visit is an opportunity to vaccinate. Dr. Melanie Siefman examines an 11-year-old patient at a Unity Health Care clinic in Washington D.C. who came in for allergies, and ended up getting three vaccinations.