During fights doctors a kept close to the ring and have the authority to call it off prematurely if required .
During fights doctors are kept close to the ring and have the authority to call it off prematurely if required .
During fights doctors are kept close to the ring and have the authority to call it off prematurely if required .
Corregir errores en este texto: During fights doctors a kept close to the ring and have the authority to call it off prematurely if required . Producción: