Appendix W - State Operations Manual Appendix W - Survey Protocol, Regulations and Interpretive Guidelines for Critical Access Hospitals (CAHs) and Swing-Beds in CAHs (Rev. 75, 12-02-11) (Rev. 78, 12-22-11) Appendix A - State Operations Manual Appendix A - Survey Protocol, Regulations and Interpretive Guidelines for Hospitals (Rev. 78, 12-22-11)