Table 1.

Drug rotation exposure schedule.

Days	Drug rotation, imatinib first	Drug rotation, ponatinib first	Imatinib monodrug	Ponatinib monodrug
1–6	Imatinib	Ponatinib	Imatinib	Ponatinib
7–12	Ponatinib	Imatinib	Imatinib	Ponatinib
13–18	Imatinib	Ponatinib	Imatinib	Ponatinib
19–24	Ponatinib	Imatinib	Imatinib	Ponatinib
25–30	Imatinib	Ponatinib	Imatinib	Ponatinib
31–36	Ponatinib	Imatinib	Imatinib	Ponatinib