Gambaran faktor risiko computer vision syndrome (CVS) pada pegawai pengembangan pelayanan sistem informasi di gedung Fakultas Ilmu Komputer Universitas Indonesia tahun 2013 = An overview for risk factors of computer vision syndrome (CVS) in the development services information system PPSI employee Faculty of Computer Science University of Indonesia 2013 / Andraditta Safitri (Fakultas Kesehatan Masyarakat Universitas Indonesia, 2014)