Index of /drugpricepartb/risk-adjustment/cc/desc/icd2ccrxhcc1xw2009/byvar/sum
Parent Directory
icdvers.txt
modvers.txt
year.txt
Apache/2.4.46 (FreeBSD) PHP/7.4.16 OpenSSL/1.1.1h-freebsd mod_apreq2-20090110/2.8.0 mod_perl/2.0.11 Perl/v5.32.0 Server at data.nber.org Port 80