by Edmundson, W F, Davies, J E, Nachman, G A, Roeth, R L
Published in Public health reports (1896) (01.01.1969)

by Nachman, G A, Freal, J J, Barquet, A, Morgade, C
Published in Health laboratory science (01.07.1969)

by Edmundson, W F, Fiserova-Bergerova, V, Davies, J E, Frazier, D E, Nachman, G A
Published in Industrial medicine & surgery (01.12.1967)

by Edmundson, W F, Davies, J E, Cranmer, M, Nachman, G A
Published in IMS, Industrial medicine and surgery (01.04.1969)