Busin, M [Surgical therapy of keratoconus. Epikeratophakia versus penetrating keratoplasty]. [electronic resource] - Fortschritte der Ophthalmologie : Zeitschrift der Deutschen Ophthalmologischen Gesellschaft 1991 - 794-6 p. digital Publication Type: Clinical Trial; Comparative Study; Controlled Clinical Trial; English Abstract; Journal Article ISSN: 0723-8045 Subjects--Topical Terms: AdultCornea--surgeryFollow-Up StudiesHumansKeratoconus--surgeryKeratoplasty, PenetratingPostoperative Complications--etiologyProspective StudiesSuture Techniques