title: [Improvements in the OM-2 operating microscope model 178].
mesh_terms: D004867:Equipment Design; D008853:Microscopy / Q000295:instrumentation*; D008866:Microsurgery / Q000295:instrumentation*
vernacular_title: Nekotorye usovershenstvovaniia operatsionnogo mikroskopa OM-2, model' 178.