If you were a primetime television watcher in the 1970s ’80s, or ’90s you probably remember watching hospital-based TV shows such as M*A*S*H, St. Elsewhere or E.R. and that may have prepared you for the proper protocol for handwashing required to help avoid the spread of COVID-19 coronavirus.

You may recall seeing scenes in which surgeons preparing to enter the operating rooms spent long amounts of time (usually while sharing witty dialogue) intricately scrubbing away at their fingers and hands.

Health experts across the country are urging Americans to stay at home and avoid contact with sick people, but they also acknowledge some of us have to get out to either go to work (if we still have jobs and our jobs cannot be completed from home) or buy groceries.

So how do you property clean your hands after a potential exposure in a world that may be infected with coronavirus?

The biggest things you need are soap, water and lots of patience.

For many people, we think it’s enough to simply wet our hands, slather soap on them and quickly rinse. But experts say try truly get ride of as many germs (including viruses) as possible, handwashing needs to be more methodical.

The folks at Johns Hopkins Medicine created this video, which follows the guidelines outlined by the World Health Organization: