Distribution of foreign centres to which Bulgarian patients with head and neck cancer were assigned to PT therapy.

 
 
  Part of: Dimitrova M, Tsvetanova N, Penchev D, Petrova G (2024) Proton therapy for head and neck cancer therapy: A real-world data case study from Bulgaria. Pharmacia 71: 1-5. https://doi.org/10.3897/pharmacia.71.e129379