Subscribe to the open encounter change event. When the user navigates to an open encounter page, cb is called with the encounter information. When the user navigates away from an open encounter page, cb is called with null.
cb
null
The callback function to be called when the open encounter changes.
Subscribe to the open encounter change event. When the user navigates to an open encounter page,
cbis called with the encounter information. When the user navigates away from an open encounter page,cbis called withnull.