Surface sterilization method for reducing contamination of Clinacanthus nutans nodal explants intended for in-vitro cultureSaiyidah Nafisah Hashim, Siti Zulaiha Ghazali, Norrizah Jaafar Sidik, Tay Chia-Chay and Azani SalehE3S Web Conf., 306 (2021) 01004DOI: https://doi.org/10.1051/e3sconf/202130601004