[R] is GEE2 for continuous outcome implemented in R?

hi, surprisingly, I haven't found an implementation of GEE2 in R, except in the orth package but only for binary outcome. There was a post in 2004 that asked the same question: is there any package in R can do the GEE2? thanks in advance, delphine __

[R] using function boot

Dear R Users, I am trying to use the function boot of the boot package to sample from a dataframe of two character variables (N=1127). Each character variable can take five different values. Here is an example of the data: 1 b95-99.9 d25% 2 b95-99.9 a1% 3 b95-99.9 a1