Elmira PRESTON; Howard Preston; Rose Lefrance Preston; Sheryl Preston; Deborah Mazie; et al., Plaintiffs-Appellees, v. TENET HEALTHSYSTEM MEMORIAL MEDICAL CENTER, INC., doing business as Memorial Medical Center, Defendant-Appellee,TENET HEALTHSYSTEM MEMORIAL MEDICAL CENTER, INC., doing business as Memorial Medical Center, Defendant-Appellee, v. LifeCare Hospital of New Orleans LLC, doing business as LifeCare Hospital; LifeCare Management Services, L.L.C., Defendants-Appellants.Cheryl Weems, Individually and on behalf of her deceased mother, Veola Mosby, and on behalf of all others similarly situated, Plaintiff-Appellee, v. Touro Infirmary, Defendant-Appellee, SHONO, Inc., doing business as Specialty Hospital of New Orleans, Defendant-Appellant.