«Isolation and structural organization of the human preproenkephalin B gene». Nature 306 (5943): 611-4. December 1983. PMID6316163. doi:10.1038/306611a0.
«Isolation and structural organization of the human preproenkephalin B gene». Nature 306 (5943): 611-4. December 1983. PMID6316163. doi:10.1038/306611a0.