Liver Tumour Promoting Activity of 2,3,3′,4,4′,5-hexachlorobiphenyl in Female Sprague-Dawley Rats. Publication Attachment: 96-115.pdf Authors: Haag-Gronlund, M, Kato, Y, Fransson-Steen, R, Scheu, G, Ahlborg, UG, Warngard, L Year: 1996