Beatrice Sing Yieng TouKian Eang NeoBeng Ti TeyMichelle Ng Yeen Tan2024-12-302024-12-302014-0610.1016/j.seppur.2014.04.017https://dspace-cris.utar.edu.my/handle/123456789/9008Effect of phase inversion and separation on hepatitis B core antigen extraction from unclarified bacterial feedstock using aqueous two-phase systemjournal-article