title: A new monocular coaxial observertube.
authors.affiliation: Welsh Surgical Microscopes, Miami, FL 33133, USA.
authors.forename: R C
authors.initials: RC
authors.lastname: Welsh
mesh_terms: D002387:Cataract Extraction / Q000295:instrumentation*; D006801:Humans; D008853:Microscopy / Q000295:instrumentation*; D009885:Ophthalmology / Q000193:education