. x0 y0 w0 h1" alt="" SAS/ETS ® 9. 22 User’s Guide SAS ® Documentation The correct bibliographic citation for this manual is as follows: SAS Institute Inc. 2 010 . SAS/ETS ® 9. 22 User’s Guide. Cary,. 52 .227 - 19 , Commercial Computer Software-Restricted Rights (June 19 8 7). SAS Institute Inc., SAS Campus Drive, Cary, North Carolina 27 513 . 1st electronic book, May 2 010 1st printing, May 2 010 SAS ® Publishing. . . . . . . 8 71 Chapter 17 . The MDC Procedure . . . . . . . . . . . . . . . . . . . . . 91 3 Chapter 18 . The MODEL Procedure . . . . . . . . . . . . . . . . . . . . 99 3 Chapter 19 . The PANEL Procedure