The Food and Drug Administration (FDA) requires ozone release of indoor medical devices to be no more than 0.05 ppm. Therefore ozone sensors attached to every ozone generator should be used in order to control the concentration of ozone in a certain area. However, due to excessive cost most ...
Major endpoints had been general success (OS) and cancer-specific survival (CSS). The organization of LMR with OS and CSS was analyzed utilizing nonlinear Cox proportional threat model using restricted cubic splines (RCS). Cox multivariaiated with worse OS and CSS. Additional studies would be ...