Correction to: An automatic approach for cell detection and segmentation of corneal endothelium in specular microscope (Graefe's Archive for Clinical and Experimental Ophthalmology, (2021), 10.1007/s00417-021-05483-8)

The original version of this article unfortunately contained a mistake. The IRB number under the Ethics approval was missing. The corrected text is given below. Ethics approval The data used in this research was collected under IRB number IRB00039261 at the Johns Hopkins University. All the data was deidentified before sharing with the researchers at the Michigan Technological University; hence, they received a waiver for the analysis work. This is being corrected in this publication.