- The pediatric patient and relatives of the pediatric patient, who are both psychologically affected.

- 350 Pediatric patients and 150 relatives of pediatric patients in the Orthopedics and Burns Department and the Pediatric Health Care Staff.

- Pediatric trauma, low self-esteem, resistance, narrowed social relationships, decreased social functions, affecting development.

- Relatives of pediatric patients experience guilt, depression, psychological crisis. They also experience a need to blame, creating aggression and affecting relationships. Communication with health workers can be strained, leading to childs failure / poor adherence to treatment.

- Medical staff work pressure, patient pressure; Limiting psychological and social skills can easily lead to stressful situations with the relatives of pediatric patients.

Volunteers/collaborators accompany the pediatric patient and the child's relatives during treatment in the hospital through individual psychological support and group activities, with reports.

- Children are mentally stable, comfortable, understand their own value ​​and know how to take care of themselves

- Parents understand children's psychology, overcome the crisis, accept the reality and know how to take care of children after trauma

- The medical staff understand the psychology of the child, the parents, the work of the social workgroup, and support the social work group together.

- Children treated at the Department of Surgery and Orthopedics are stable mentally, happy, and cooperative.

- Parents whose children are treated at the Department of Surgery, Orthopedics experience reduced anxiety, fatigue, stress, and cooperation

- Medical staff understand child psychology, parents and activities of Happier group

- Volunteers understand about medicine and psychology. Volunteers show good practice, social work professionals support the process.