[R] Propensity score and three treatments

Giovanni Parrinello parrinel at med.unibs.it
Fri Sep 22 08:41:19 CEST 2006

Dear All,
I would like to find something ( references, code,..)  to implement a
comparison of three
treatments in an observational study using the 'Propensity Score'.
Any help is much appreciated. Thanks!

dr. Giovanni Parrinello
Department of Biotecnologies
Medical Statistics Unit
University of Brescia
Viale Europa, 11 25123 Brescia
email: parrinel at med.unibs.it
Phone: +390303717528
Fax: +390303717488

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