He argued that it is an "illusion to think that monotherapy with any antiretroviral agent will have a major and lasting impact on this disease" because the development of drug resistance significantly lowers the efficacy of treatment.
Ia berpendapat bahwa "salah sekali untuk berpikir apabila monoterapi dengan agen antiretrovirus apapun akan memberi pengaruh besar dan tahan lama pada penyakit ini" karena perkembangan resistensi obat semakin mengurangi kekuatan perawatan.