Perubahan ketebalan lapisan serabut saraf peripapil pada pasien glaukoma kronik dan non glaukoma pasca fakoemulsifikasi menggunakan optical coherence tomography = Changes in peripapillary retinal nerve fiber layer thickness in chronic glaucoma and non glaucoma patients after phacoemulsification surgery with optical coherence tomography (Fakultas Kedokteran Universitas Indonesia, 2014)