Andersen, S Ry. “MEDULLOEPITHELIOMA OF THE RETINA”. International Ophthalmology Clinics, vol. 2, no. 2, 1962, pp. 483-06, https://doi.org/10.1097/00004397-196206000-00013.
Andersen, S. R. (1962). MEDULLOEPITHELIOMA OF THE RETINA. International Ophthalmology Clinics, 2(2), 483-506. https://doi.org/10.1097/00004397-196206000-00013
Andersen SR. MEDULLOEPITHELIOMA OF THE RETINA. International Ophthalmology Clinics. 1962;2(2):483-506.