This is why the EKG is useful as a diagnostic test. It is not, however, a perfect test and many innocuous conditions can cause abnormalities and an EKG can be normal even when there is serious pathology, which is why other tests are frequently necessary.
Report Abuse. a key holder is a position of some trust. The person has a key to the store and any security codes that are needed. This normally means the person will be entering or leaving the store outside normal hours, possibly opening or closing the store.A keyholder may also be like a night stockman, who comes in when the store is closed to stock shelves. put in an application to a place in a mall and the manager said they were hiring for a key holders position. I have no clue what that is. I am looking for intelligent answers here not just the holder of a key. Thanks in advance.
Write a guide. Having a secure, reliable GPS holder or mount installed in a vehicle allows the consumer to get the most out of the device. It also improves safety, since the driver ideally has full-access to the GPS system at any time, without having to pull over or look away from the road.