Name	Last modified	Size	Description
	Parent Directory		-
	mammography20170227.dta	2017-02-27 08:51	2.0M
	public.txt	2017-02-27 00:47	893K
	public.zip	2017-02-27 01:24	318K

Apache/2.4.53 (FreeBSD) OpenSSL/1.1.1t-freebsd mod_apreq2-20090110/2.8.0 mod_perl/2.0.12 Perl/v5.34.3 Server at data.nber.org Port 443