Varney, Helen; Jan M Kriebs; Carolyn L. Gegor5 Varney, Helen3 VERAWATY MARPAUNG2 Venes, Donald2 VIVIN LESTARI PANGARIBUAN1 VAULINA SIDAURUK1 Vestall, Katherine W1 VEPI LESTARI1 VIKTOR YAKUB PARDEDE1 Vadasy, Patricia F ; Nelson, J.Ron1 VERAWATI MANDOLINA MANURUNG1 Vitale ,Barbara A. ; Astikawati, Rina ; Dewi, Evie Kemala1 Varney, Helen; Jan M. Kriebs; Carolyn L. Gegor1 VERONIKA HARTAWATI HUTABARAT1 VIVI MINDASARI1 Vyv Simon Andrew Jennings1 VENCY ALTAUFAN HALAWA1 Victor P. Eroschenko1 VERA M.NAINGGOLAN1 VINDA RIYANTI S1