The cdc defines hais as those that develop during hospitalization but are neither present nor incubating upon the patient’s

The given blank can be filled with admission to the hospital.

Explanation:

According to the Centers for Disease Control and Prevention, HAIs refer to the infections, which are acquired by the patients at the time of getting health care for another ailment. These infections were not found nor incubating at the time of the patient's admission to the hospital.  

Apart from hospitals, HAIs can take place in any kind of healthcare facility. The patients acquire such sort of infections at the time of getting treatment for any kind of surgical or medical conditions, however, lots of HAIs are preventable.  

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