This file is in ASCII format. It has a fixed record length.
Baseline 853 kb
Environmental 341 kb
Follow-up 1 618 kb
Follow-up 2 545 kb
Format information on variable name by column position. Need Microsoft Excel installed to download.
The following files are included for use with SAS software developed by SAS Institute, Inc. The SAS files are programs that can be read using any text editor.