Dr Biljana Kostic is a medical doctor and a specialist in pediatrics, with extensive experience in pediatric clinics and a specialist in children's hospitals.

She obtained and maintains a CPR certification.
Dr Biljana is a regular and active participant in symposiums and conferences in the field of pediatrics within the framework of interaction and exchange of experiences with the Donauspital - hospital in Vienna.

She is the writer of several educational TV shows on children's proper growth and development has submitted a work at the First Congress of Rational Therapies in Medicine on the abuse of antipyretics and lectured at several workshops on various topics in the field of pediatrics. Dr Kostic is a consultant in the field of parenting with extensive hands-on experience in humanitarian work with children with special needs.