Preliminary analysis of levels of PCBs, PCDDs and PCDFs in blood in residents of Swan Hills and surrounding communities, Alberta, Canada Publication Attachment: 98-83.pdf Authors: Chen, W, Schopflocher, D, Guidotti, TL, Muir, DG, Lastoria, C, Pond, P, Ramamoorthy, S, Waters, J, Grimsrud, K, Shaw, S, Gabos, S Year: 1998