Principal Contact
Jos Timanta Tarigan
Universitas Sumatera Utara
Email: jostarigan@usu.ac.id
Support Contact
Jos Timanta Tarigan
Email: jostarigan@usu.ac.id
FKG USU
Jos Timanta Tarigan
Universitas Sumatera Utara
Email: jostarigan@usu.ac.id
Jos Timanta Tarigan
Email: jostarigan@usu.ac.id