_dta: 1. by Jean Roth , jroth@nber.org , 7 Feb 2018 obs: 229,506 vars: 10 7 Feb 2018 15:25 size: 200,588,244 (_dta has notes) ----------------------------------------------------------------------------------------------------------- storage display value variable name type format label variable label ----------------------------------------------------------------------------------------------------------- prodid str47 %47s Product ID ndc str10 %10s Product NDC packcode str12 %12s NDC Package Code packdesc str779 %779s Package Description stmarkdatestr str8 %9s Start Marketing Date String stmarkdate float %td Start Marketing Date endmarkdatestr str8 %9s End Marketing Date String endmarkdate float %td End Marketing Date ndc_exclude_flag str1 %9s NDC Exclude Flag - Y/N sample_package str1 %9s Sample Package ----------------------------------------------------------------------------------------------------------- Sorted by: prodid ndc packcode packdesc stmarkdatestr stmarkdate endmarkdatestr endmarkdate ndc_exc > lude_flag sample_package