* Add 1 Part 4066pb508 White Duplo, Brick 1 x 2 x 2 with Pill Box and Medicine Bottles Pattern (Sticker) - Set 9226 (Counterpart)
* Add 1 Part 31111pb056 White Duplo, Brick 2 x 4 x 2 with EMT Star of Life Pattern (Sticker) - Set 9226 (Counterpart)
there is no source (instruction or images) that shows that stickers should be applied on both sided of this par. There are two the same stickers on the sticker sheet but I didn't found any evidence of that.