variola

Two others lived in western Russia during the 19th century and were infected with variola virus strains closely related to modern versions.

Schoenlein was the first to call attention to the distinction between variola and varioloid.

The lesion is sluggish in its course, drying to a thin crust, which finally falls off, leaving a depressed variola-like scar.

How would you distinguish the large acuminated-pustular syphiloderm from acne and variola?

The view that vaccinia is attenuated variola is well known, and has been extensively adopted by English physicians.

Such is the history in outline of what may be regarded as a typical form of uncomplicated variola.