Just- in- Time Teaching: approach and evidence in health professional education settings

Allison is driving with her parents when they are involved in a serious car accident. At the emergency room, her doctor tells Allison that her mother is fi ne but that her father, Bob, has lost a lot of blood and will need a blood transfusion. Allison volunteers to donate blood for her father. She is told that her blood type is AB. Bob is type O.