Mechanical apparatus with movable transparent racks to which a large number of radiographs can be attached, to enable selection and viewing in front of a stationary bank of lights.
Origin
[L. alterno, to do by turns, fr. alter, either of two]
Health4All
Mechanical apparatus with movable transparent racks to which a large number of radiographs can be attached, to enable selection and viewing in front of a stationary bank of lights.
Origin
[L. alterno, to do by turns, fr. alter, either of two]