| Database | Search Terms |
| MEDLINE | (anxi*) and (((PREAN?ESTH*) or (premedic*)) and ((ambulat*) or (day case) or (out?patient*))) |
| EMBASE | (anxi*) and (((PREAN?ESTH*) or (premedic*)) and ((ambulat*) or (day case) or (out?patient*))) |
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