[1] Acad Model Providing Access Healthcare AMPATH, Pediat Oncol, Eldoret, Kenya
[2] Princess Maxima Ctr Pediat Oncol, Pediat Oncol, Utrecht, Netherlands
[3] Moi Univ, Pediat Oncol, Eldoret, Kenya
[4] Riley Hosp Children, Pediat, Indianapolis, IN USA
[5] Moi Teaching & Referral Hosp, Pediat Oncol, Eldoret, Kenya
[6] Emmas Children Hosp, Pediat, Amsterdam, Netherlands