Alô Bác sĩ: Cách giữ răng sữa cho trẻ

[media=https://canthotv.vn/wp-content/uploads/2016/01/RS.jpg]http://media4.canthotv.vn/2016/TH/01/09/AloBS_09012016.mp4|http://media4.canthotv.vn/2016/TH/01/09/AloBS_09012016.mp4[/media]