Invaders Invisible (short story)

Invaders Invisible was a short story published in Doctor Who Annual 1971. It featured the Third Doctor, Liz Shaw and the Brigadier.

Summary
to be added

Characters

 * Third Doctor
 * Liz Shaw
 * The Brigadier
 * Captain Harvey
 * a sentient virus

Worldbuilding
to be added

Continuity
to be added