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st: nl estimation with repeated data

From   VIVIAND Xavier <>
Subject   st: nl estimation with repeated data
Date   Mon, 16 Sep 2002 17:46:25 +0200

Dear StataList,

I would like to fit an Emax model (E0-((Emax.C^n)/(EC50^n+C^n)) where
several data are available for each patient.
Unfortunately, the nl procedure does not include a cluster option.
Does someone know how to do it ?
Sincerely yours,


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