Revisions to Medicare State Operations Manual (SOM) Table of Contents, Medicare SOM Appendix, SOM Appendix A – Survey Protocol, Regulations and Interpretive Guidelines for Hospitals, SOM Appendix T- Regulations and Interpretive Guidelines for Swing Beds in Hospitals, SOM Appendix W- Survey Protocol, Regulations and Interpretive Guidelines for Critical Access Hospitals (CAHs) and Swing-Beds in CAHs