Stata Technical Bulletin 54
table of contents

stata54: Multiple curves plotted with stcurv command
Author: Mario Cleves, StataCorp
stata55: Search web for installable packages
Authors: William Gould, StataCorp
Alan Riley, StataCorp
dm73.1: Contrasts for categorical variables: update
Author: John Hendrickx, University of Nijmegen, Netherlands
dm76: ICD-9 diagnostic and procedure codes
Author: William Gould, StataCorp
dm77: Removing duplicate observations in a dataset
Author: Duolao Wang, London School of Hygiene and Tropical Medicine, London, UK
gr34.3: An update to drawing Venn diagrams
Author: Jens M. Lauritsen, County of Fyn, Denmark
gr43: Overlaying graphs
Author: Adrian Mander, MRC Biostatistics Unit, Cambridge, UK
ip29.1: Metadata for user-written contributions to the Stata programming language: extensions
Authors: Nicholas J. Cox, University of Durham, UK
Christopher F. Baum, Boston College
sbe32: Automated outbreak detection from public health surveillance data
Authors: López Vizcaíno, M. E.; Santiago Pérez, M. I.; Abraira García, L.; Dirección Xeral de Saude Publica, Spain
sg84.2: Concordance correlation coefficient: update for Stata 6
Authors: Thomas J. Steichen, RJRT
Nicholas J. Cox, University of Durham, UK
sg116.1: Update to hotdeck imputation
Authors: Adrian Mander, MRC Biostatistics Unit, Cambridge
David Clayton, MRC Biostatistics Unit, Cambridge
sg120.2: Correction to roccomp command
Author: Mario Cleves, StataCorp
sg130: Box–Cox regression models
Author: David M. Drukker, StataCorp
sg131: On the manipulability of Wald tests in Box–Cox regression models
Author: David M. Drukker, StataCorp
sg132: Analysis of variance from summary statistics
Author: John R. Gleason, Syracuse University
sg133: Sequential and drop one term likelihood-ratio tests
Author: Zhiqiang Wang, Menzies School of Health Research, Darwin, Australia
sg134: Model selection using the Akaike information criterion
Author: Zhiqiang Wang, Menzies School of Health Research, Darwin, Australia
sxd1.2: Random allocation of treatments balanced in blocks: update
Author: Philip Ryan, University of Adelaide, South Australia