1. Arsenic trioxide in pediatric cancer – a case series and review of literature
   Michael Abele et al, 2021, Pediatric Hematology and Oncology CrossRef
2. Impact of ABC Transporters in Osteosarcoma and Ewing’s Sarcoma: Which Are Involved in Chemoresistance and Which Are Not?
   Massimo Serra et al, 2021, Cells CrossRef