Potential medicinal plants for improve the immune system from Borneo Island and the prospect to be developed as nanomedicineLutfi Chabib, Wildan Khairi Muhtadi, Muhammad Ikhwan Rizki, Rifazul Aulia Rahman, Mohamad Rahman Suhendri and Arif HidayatMATEC Web Conf., 154 (2018) 04006DOI: https://doi.org/10.1051/matecconf/201815404006