SEARCH Articles Figures Tables Delivery Mucoadhesive Hydrogels Hans E. Junginger, J. Coos Verhoef, and aya Thanou Mucoadhesion Mucoadhesive Mucoadhesive hydrogels gastrointestinal route Mucoadhesive hydrogels mucus Mucoadhesive hydrogels properties Mucoadhesiveness Mucoadhesives