Preview Type 3 Poliomyelitis, Brain Stem, LM Image ID: 1349-635 Artist: CDC Purchase a commercial license Buy framed prints & more from our print store abnormal acute disease brain stem disease infantile paralysis infection infectious disease lm micrograph microorganism microscopic optical microscopy pathogen polio poliomyelitis poliovirus pons pontine science stained type 3 type iii unhealthy viral disease virus