Publicly Traded Senior Care Stocks

I occasionally get asked for a list of  "pure-play" publicly traded senior care stocks - IOW, those companies whereby at least 75%+ of revenues come from selling products and/or services directly related to "seniors".

The following list is a start but I know there are a lot more. If you know of some, send my way and I will update.

    * APRIA HEALTHCARE -    AHG    
    * ASSISTED LIVING CONC - ALC         
    * AMEDISYS INC - AMED         
    * ADVOCAT INC - AVCA         
    * BROOKDALE SENIOR LVG - BKD         
    * CAPITAL SR LIVING CP - CSU         
    * EMERITUS CP   - ESC
    * FIVE STAR QUAL CARE - FVE         
    * GENTIVA HLTH SVCS - GTIV   
    * HILLENBRAND, INC. - HI   
    * HILL-ROM HOLDINGS, INC. - HRC         
    * KINDRED HEALTHCARE - KND   
    * LHC GROUP, INC. - LHCG   
    * MATRIA HEALTHCARE - MATR         
    * NATL HEALTHCARE CP - NHC         
    * SENIOR HSG SBI - SNH         
    * SUNRISE SENIOR LVNG - SRZ        
    * SUN HEALTCARE NEW - SUNH