Facilitation of accurate and effective radiation therapy using fentanyl pectin nasal spray (FPNS) to reduce incidental breakthrough pain due to procedure positioning

1. Prieto, I.
2. Pardo, J.
3. Luna, J.
4. Marin, J.P.
5. Olivera, J.
6. Garcia, A.J.
7. Perez, A.M.