. . "SDN:P01::GAU238BD" . "The gamma radiation dose rate received from the decay of U238 in rocks or sediment under the seabed or land surface."@en . . . "accepted"@en . . "Bed_GammaU238" . . . . "Gamma radiation dose of uranium-238 {238U} from the bed"@en . . . . . . . . . . . .