HARWARD, E D [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
LITTLE, M S [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
DYMERSKI, L J [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
GEIGER, N [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
CROCKER, G L [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
KEENE, B E [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
FRANK, J E [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
ALCOX, R W [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
MILLER, J W [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
HARRIS, S [NEW YORK DEPARTMENT OF HEALTH];
CONLON, F B [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
DONALDSON, J K [MARYLAND DEPARTMENT OF HEALTH];
PAYNE, H [* PUBLIC HEALTH SERVICE - U.S.];
GRAHAM, B [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
PIERCE, R I [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
RISHEL, J P [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
MUNZER, J E [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
COOK, M A [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
MCMARTIN, H L [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH];
CRABTREE, C L [* PUBLIC HEALTH SERVICE - DEPARTMENT OF RADIOLOGICAL HEALTH]