McGraw-Hill AccessMedicine was recently updated, however, in order to keep updating it regularly, we need the updated title lists from the metadata provider.
We are working together with McGraw-Hill to establish ongoing feeds for all McGraw-Hill collections. 
We will update this article when we have received a timeline for resolution.

June 2022 Update:

We had updated the collection McGraw-Hill AccessMedicine.

This change will be released as a part of the upcoming Content Update.
Content update number and planned release date for the correction: 20222700 - 7/3/2022.