What happens when evidenced based medicine a protocol within the EHR comes up, a physician overrides it, the patient has an event, who do you sue, the vendor of the EHR, the Physician, the Entity or all three?

What happens when evidenced based medicine a protocol within the EHR comes up, a physician overrides it, the patient has an event, who do you sue, the vendor of the EHR, the Physician, the Entity or all three?

 
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