Irja Lutsar (MD, PhD) has been a medical doctor since 1978 and earned her PhD in Medical Sciences in 1995 from University of Tartu. Research fellow in UT Southwestern, Dallas, TX in 1995-98. She is a paediatric infectious diseases specialist, professor in clinical microbiology and head of the department.

Tuuli Metsvaht (MD, PhD) is a neonatologist and intensivist heading paediatric intensive care department.

Mari-Liis Ilmoja (MD) is a neonatologist and paediatric intensive care specialist with interest in neonatal infections.