by Staples, Charles A., Dorn, Philip B., Klecka, Gary M., O'Block, Sondra T., Branson, Dean R., Harris, Lynne R.
Published in Chemosphere (Oxford) (01.03.2000)

by Staples, Charles A., Dome, Philip B., Klecka, Gary M., Oblock, Sondra T., Harris, Lynne R.
Published in Chemosphere (Oxford) (01.04.1998)

by Myer, H. Everett, O'Block, Sondra T., Dharmarajan, V.
Published in American Industrial Hygiene Association journal (01.11.1993)