00546nam a2200169   45000010006000000050017000060080041000230200015000640350003000790410007000820500023000891000015001122450126001272600055002533000015003087000053003231294920230410115445.0060907n1990    dr                  spa    a9221064751    aEN14aHD 7102 R768h 1990  aRon, Aviva1 aHealth insurance in developing countries :bThe social security approach /cAviva Ron, Brian Abel-Smith, Giovanni Tamburi  a[s.l.] :bInternational Labour Office,c1990        axi, 231 p.  aSmith-Abel, Brian / Tamburi, Giovanni,  editores