Name	Last modified	Size	Description
	Parent Directory		-
	mammography20180409.dta	2018-04-09 13:16	2.0M
	public.txt	2018-04-09 00:42	889K
	public.zip	2018-04-09 01:18	315K

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