Frank,
Just to check: are you saying that this model can be fit in lmer()?
Thanks.
Andrew
Frank E Harrell Jr wrote:
>
> A great reference for that kind of model, plus a way to 'connect'
> foods via a composition matrix is
>
> author = {Greenland, Sander},
> title = {When should epidemiologic regressions use
> random coeff
> icients?},
> journal = Biometrics,
> year = 2000,
> volume = 56,
> pages = {915-921},
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