00257nam a2200121Ia 450000500170000003700100001707200080002724500470003526000090008258300210009194200060011299900170011820260716043510.0  bOSENT  aHEA  aHealth statistics from the Americas CD-ROM  c2003  c10/2/03kEVELYND  cC  c48522d48522