d SJ2-3 st0019. Estimation of sensitivity and specificity d by Michael E. Reichenheim, Instituto de Medicina Social UERJ, Brazil d Antonio Ponce de Leon, Instituto de Medicina Social UERJ, Brazil d Support: michael@@ims.uerj.br, ponce@@ims.uerj.br d After installation, type help ^valides^ f st0019/valides.ado f st0019/valides.hlp f st0019/validesi.ado f st0019/validesi.hlp f st0019/validesu.ado f st0019/validesu.hlp f st0019/_valides.ado f st0019/_vld_lf.ado f st0019/_vld_sim.ado f st0019/figure_1.do f st0019/valides.dta f st0019/simfile0.dta f st0019/simfile1.dta f st0019/simultmp.dta