Comment on: Assessing surrogates as trial endpoints using mixed models.
Freedman
Laurence
L
Department of Mathematics, Bar Ilan University, Ramat Gan 52900, Israel.
D002985:Clinical Protocols; D002986:Clinical Trials as Topic / Q000379:methods*; D015658:HIV Infections / Q000188:drug therapy; D006801:Humans; D015233:Models, Statistical