Pediatric Oncology, Palliative Care and Low- or Middle- Income Countries: A Call for Action oleh Mohd Faizan Siddiqui MD, Lea Nohra MD, Mustafa Saleh MD, Keval Thakkar MBBS, Rishika Trivedi MD, Sophie Nicolas Moujally MD, Hadeel Deeb MS, Gregory Nicolas MD, Nancy Emmanuel MD