Donohue SJ, Roseboom PH, Illnerova H, Weller JL, Klein DC (October 1993). “Human hydroxyindole-O-methyltransferase: presence of LINE-1 fragment in a cDNA clone and pineal mRNA”. DNA Cell Biol.12 (8): 715–27. doi:10.1089/dna.1993.12.715. PMID8397829.
Donohue SJ, Roseboom PH, Illnerova H, Weller JL, Klein DC (October 1993). “Human hydroxyindole-O-methyltransferase: presence of LINE-1 fragment in a cDNA clone and pineal mRNA”. DNA Cell Biol.12 (8): 715–27. doi:10.1089/dna.1993.12.715. PMID8397829.