Oral Habits, Malocclusion, Orthodontic Treatment Need in Children with Mixed Dentition: A Systematic Review Tia Nurlita1, Sindy Cornelia Nelwan2*, Dimas Prasetianto Wicaksono2 Abstract Oral habits can modify the functional balance of the lips, tongue, cheeks, and masticatory system during mixed dentition, creating conditions that may alter occlusal development and increase