Risk of bone tumors in children and residential proximity to industrial and urban areas: New findings from a case-control study

1. García-Pérez, J.
2. Morales-Piga, A.
3. Gómez-Barroso, D.
4. Tamayo-Uria, I.
5. Pardo Romaguera, E.
6. López-Abente, G.
7. Ramis, R.