Ramona Dumasari Lubis Sp.D.V.E, Subsp.D.T,
Dr. dr. Ramona Dumasari Lubis Sp.D.V.E, Subsp.D.T,, M.Ked(DV), FINSDV, FAADV
197210042005012001
0004107203
ramona.duma@usu.ac.id, ramona_lubis@yahoo.com