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- United States. Environmental Protection Agency. Office of Research and Monitoring✖[remove]276
- Envirometrics, inc6
- Skogerboe, Gaylord V.4
- Envirometrics, Inc3
- Freestone, Frank J.3
- National Environmental Research Center (Corvallis, Or.)3
- Bishop, Dolloff F.2
- Brezonik, Patrick L.2
- Collins, Ralph P.2
- Conway, Richard A.2
- Environmetrics, Inc2
- Fan, Chi-Yuan, 1934-2
- Gupta, Mahendra K.2
- Hovious, J. C.2
- Jordening, David L.2
- Katz, Bernard2
- Kreusch, Ed2
- Loehr, Raymond C.2
- Mason, Donald G.2
- Mercer, Walter Ashby, 1915-2