The Employer agrees to provide timely phlebotomy service 24 hours a day every day. This service shall include, but not be limited to, blood cultures and all other laboratory draws in all units including all ICU's. However, in extraordinary circumstances only, the regular blood drawing service will not be required to draw blood. For purposes of this section, House Officers are not considered part of the regular blood drawing service. Extraordinary circumstances are defined to be, and limited to, life threatening situations in which a patient is "coding" or "about to code". Whether extraordinary circumstances exist will be determined by a House Officer's assessment of the patient's condition.