"Entrance exposure rate" means the roentgens per unit of time at the point where the center of the useful beam enters the patient.
Nev. Admin. Code § 459.436
NRS 459.201
"Entrance exposure rate" means the roentgens per unit of time at the point where the center of the useful beam enters the patient.
Nev. Admin. Code § 459.436
NRS 459.201