Ibuprofen-Amino Acids Co-Crystal Screening Via Co-Grinding Methods Muhamad Fitri Othman, Norasikin Jamburi, Nornizar Anuar, Syarifah Abd. Rahim and Nurul Hazwani Rohalim MATEC Web Conf., 69 (2016) 03002 Published online: 02 August 2016 DOI: 10.1051/matecconf/20166903002