2019. IMMUNOGENICITY AND SAFETY OF FULLY LIQUID HEXAVALENT VACCINE GIVEN TO VIETNAMESE INFANTS PREVIOUSLY VACCINATED AT BIRTH WITH HEPATITIS B VACCINE: Dinh Thiem Vu1, Tran Phuong Thuy2, Cédric Radigue3, Dang Quang Nguyen1, Xavier Da Costa4, Siham B’Chir5 and Emmanuel Vidor5. The Southeast Asian Journal of Tropical Medicine and Public Health. 50, 6 (Nov. 2019), 1078.