3 ms·
Or perform the vagal maneuver: https://en.wikipedia.org/wiki/Vagal_maneuver https://en.wikipedia.org/wiki/Vagal_maneuver.
by sciencerobot 11y ago
Or perform the vagal maneuver: https://en.wikipedia.org/wiki/Vagal_maneuver https://en.wikipedia.org/wiki/Vagal_maneuver.