Felix's sister Maya was afraid to go to the doctor for a vaccine. Fortunately, Felix, assisted by Booboo and his magical doctor's bag, helped her get over her fears. Lucky Maya. She got a beautiful princess sticker for her collection. Read this story to find out all the secrets of a medical visit and vaccination. There are 8 books in the Felix and Booboo series. Have fun reading all of them. They are available in paperback and Kindle versions. The French version of this picture book is available (Joëlle va chez le docteur).