Simanjuntak, G. W., G. A. Simanjuntak, and R. N. Christine. “Macular Hole Surgery under Retrobulbar Local Anesthesia Increases Visual Acuity”. Universa Medicina, vol. 36, no. 3, Oct. 2017, pp. 160-5, doi:10.18051/UnivMed.2017.v36.160-165.