00379nam a2200145Ia 4500020001500000082002500015100002200040245004100062260002900103300002200132490004500154500002400199500000500223700000500228  a1881228916  a518.5425bSt797.SB.1  aStata Corporation  aStata base reference manual; A - Jb  aTexasbStata Pressc2005  aV.1 - viii, 566p.  aStatistics, graphics and data management  a"Stata - Release 9"  a  a