posted by jordan .
Are these correctly punctuated?
Infection, for example, can be a complication of surgery.
He arrived at the hospital with a heavily, bleeding gunshot wound.
The new heart clinic is located at 555 NW First Street, Seattle, Washington, 98104.
Additionally, anesthesia was given by intercostal nerve blocks, with 0.25% Marcaine, with epinephrine, as well as local infiltration with 0.50% Xylocaine with epinephrine.
You don't need commas between these words.