Kitamura, T., T. Tsukamoto, K. Sumino, K. Hayakawa, T. Shibata, and I. Hirano, "PCBs in Blood of Workers Employed in an Electrical Parts Manufacturing Plant", Jap.
Kitamura, T., T. Tsukamoto, K. Sumino, K. Hayakawa, T. Shibata et I. Hirano. "PCBs in blood of workers employed in an electrical parts manufacturing plant".