TY - GEN digital ID - 131085119 TI - The incidence of Medicare AU - McClellan, Mark AU - Skinner, Jonathan PY - 1997 PB - Cambridge, Mass. National Bureau of Economic Research DB - UniCat KW - Social security law KW - United States of America UR - https://www.unicat.be/uniCat?func=search&query=sysid:131085119 AB - ER -