RICHMOND TIMES-DISPATCH – Saleh Smadi begins by rubbing an alcohol swab in a circular pattern on the patient’s upper arm. He squeezes the deltoid muscle twice and gently inserts a thin needle. With his right thumb he pushes down on the plunger, inserting 0.3 milliliter, about one-twentieth of a teaspoon, of one of mankind’s greatest scientific achievements into the shoulder of 65-year-old Tim Dumas. Read more in the Richmond Times-Dispatch.

By Eric Kolenich