by Seyfried, P L, Tobin, R S, Brown, N E, Ness, P F
Published in American journal of public health (1971) (01.09.1985)

by Seyfried, P L, Tobin, R S, Brown, N E, Ness, P F
Published in American journal of public health (1971) (01.09.1985)

by Anderson, N., Seyfried, P.L., Doane, F.W.
Published in Journal of microbiological methods (1996)

by Peralta, G.L., Kirk, D.W., Graydon, J.W., Seyfried, P.L.
Published in Waste management & research (01.06.1998)

by Seyfried, P L, Basu, P K
Published in Canadian journal of ophthalmology (01.10.1989)

by Seyfried, P L, Fraser, D J
Published in Canadian journal of microbiology (01.03.1980)

by FARKAS-HIMSLEY, H, SEYFRIED, P L
Published in Nature (London) (24.03.1962)

by Seyfried, P L
Published in Canadian journal of microbiology (01.04.1968)

by Brown, N E, Seyfried, P L, Chan, B H, Hum, N S, Desjardins, R M
Published in Canadian journal of public health (01.01.1984)

by Seyfried, P L, Brown, N E, Cherwinsky, C L, Jenkins, G D, Cotter, D A, Winner, J M, Tobin, R S
Published in Canadian journal of public health (01.01.1984)

by Seyfried, P L, Fraser, D J
Published in Health laboratory science (01.01.1978)

by PAGEL, JANE E, SEYFRIED, PATRICIA L
Published in Journal of general microbiology (01.08.1976)

by Seyfried, P L, Cook, R J
Published in Canadian journal of public health (01.01.1984)

by ANDERSON, N, SEYFRIED, P. L, DOANE, F. W
Published in Journal of microbiological methods (1996)

by Seyfried, P L
Published in American journal of public health (1971) (01.09.1985)

by Seyfried, P L
Published in American journal of public health (1971) (01.09.1985)

by Litchfield, Carol D, Seyfried, P. L
Year of Publication 1979