pava isotonoic regression in SAS

[jojo]

is there a macro or function for pava isotonic regression  in SAS?

[FriedEgg]

Computing Min and Max Scorings for Two-Sample Ordinal Data.

http://www.dtic.mil/dtic/tr/fulltext/u2/a304769.pdf

REDUCED MONOTONIC/ISOTONIC REGRESSION

Index of /distrib/redmon

Example 59.10 Isotonic Contrasts for Ordered Mean Values

http://support.sas.com/documentation/cdl/en/statug/65328/HTML/default/viewer.htm#statug_mixed_exampl...